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@ eac63075:b4988b48
2024-10-26 22:14:19The future of physical money is at stake, and the discussion about DREX, the new digital currency planned by the Central Bank of Brazil, is gaining momentum. In a candid and intense conversation, Federal Deputy Julia Zanatta (PL/SC) discussed the challenges and risks of this digital transition, also addressing her Bill No. 3,341/2024, which aims to prevent the extinction of physical currency. This bill emerges as a direct response to legislative initiatives seeking to replace physical money with digital alternatives, limiting citizens' options and potentially compromising individual freedom. Let's delve into the main points of this conversation.
https://www.fountain.fm/episode/i5YGJ9Ors3PkqAIMvNQ0
What is a CBDC?
Before discussing the specifics of DREX, it’s important to understand what a CBDC (Central Bank Digital Currency) is. CBDCs are digital currencies issued by central banks, similar to a digital version of physical money. Unlike cryptocurrencies such as Bitcoin, which operate in a decentralized manner, CBDCs are centralized and regulated by the government. In other words, they are digital currencies created and controlled by the Central Bank, intended to replace physical currency.
A prominent feature of CBDCs is their programmability. This means that the government can theoretically set rules about how, where, and for what this currency can be used. This aspect enables a level of control over citizens' finances that is impossible with physical money. By programming the currency, the government could limit transactions by setting geographical or usage restrictions. In practice, money within a CBDC could be restricted to specific spending or authorized for use in a defined geographical area.
In countries like China, where citizen actions and attitudes are also monitored, a person considered to have a "low score" due to a moral or ideological violation may have their transactions limited to essential purchases, restricting their digital currency use to non-essential activities. This financial control is strengthened because, unlike physical money, digital currency cannot be exchanged anonymously.
Practical Example: The Case of DREX During the Pandemic
To illustrate how DREX could be used, an example was given by Eric Altafim, director of Banco Itaú. He suggested that, if DREX had existed during the COVID-19 pandemic, the government could have restricted the currency’s use to a 5-kilometer radius around a person’s residence, limiting their economic mobility. Another proposed use by the executive related to the Bolsa Família welfare program: the government could set up programming that only allows this benefit to be used exclusively for food purchases. Although these examples are presented as control measures for safety or organization, they demonstrate how much a CBDC could restrict citizens' freedom of choice.
To illustrate the potential for state control through a Central Bank Digital Currency (CBDC), such as DREX, it is helpful to look at the example of China. In China, the implementation of a CBDC coincides with the country’s Social Credit System, a governmental surveillance tool that assesses citizens' and companies' behavior. Together, these technologies allow the Chinese government to monitor, reward, and, above all, punish behavior deemed inappropriate or threatening to the government.
How Does China's Social Credit System Work?
Implemented in 2014, China's Social Credit System assigns every citizen and company a "score" based on various factors, including financial behavior, criminal record, social interactions, and even online activities. This score determines the benefits or penalties each individual receives and can affect everything from public transport access to obtaining loans and enrolling in elite schools for their children. Citizens with low scores may face various sanctions, including travel restrictions, fines, and difficulty in securing loans.
With the adoption of the CBDC — or “digital yuan” — the Chinese government now has a new tool to closely monitor citizens' financial transactions, facilitating the application of Social Credit System penalties. China’s CBDC is a programmable digital currency, which means that the government can restrict how, when, and where the money can be spent. Through this level of control, digital currency becomes a powerful mechanism for influencing citizens' behavior.
Imagine, for instance, a citizen who repeatedly posts critical remarks about the government on social media or participates in protests. If the Social Credit System assigns this citizen a low score, the Chinese government could, through the CBDC, restrict their money usage in certain areas or sectors. For example, they could be prevented from buying tickets to travel to other regions, prohibited from purchasing certain consumer goods, or even restricted to making transactions only at stores near their home.
Another example of how the government can use the CBDC to enforce the Social Credit System is by monitoring purchases of products such as alcohol or luxury items. If a citizen uses the CBDC to spend more than the government deems reasonable on such products, this could negatively impact their social score, resulting in additional penalties such as future purchase restrictions or a lowered rating that impacts their personal and professional lives.
In China, this kind of control has already been demonstrated in several cases. Citizens added to Social Credit System “blacklists” have seen their spending and investment capacity severely limited. The combination of digital currency and social scores thus creates a sophisticated and invasive surveillance system, through which the Chinese government controls important aspects of citizens’ financial lives and individual freedoms.
Deputy Julia Zanatta views these examples with great concern. She argues that if the state has full control over digital money, citizens will be exposed to a level of economic control and surveillance never seen before. In a democracy, this control poses a risk, but in an authoritarian regime, it could be used as a powerful tool of repression.
DREX and Bill No. 3,341/2024
Julia Zanatta became aware of a bill by a Workers' Party (PT) deputy (Bill 4068/2020 by Deputy Reginaldo Lopes - PT/MG) that proposes the extinction of physical money within five years, aiming for a complete transition to DREX, the digital currency developed by the Central Bank of Brazil. Concerned about the impact of this measure, Julia drafted her bill, PL No. 3,341/2024, which prohibits the elimination of physical money, ensuring citizens the right to choose physical currency.
“The more I read about DREX, the less I want its implementation,” says the deputy. DREX is a Central Bank Digital Currency (CBDC), similar to other state digital currencies worldwide, but which, according to Julia, carries extreme control risks. She points out that with DREX, the State could closely monitor each citizen’s transactions, eliminating anonymity and potentially restricting freedom of choice. This control would lie in the hands of the Central Bank, which could, in a crisis or government change, “freeze balances or even delete funds directly from user accounts.”
Risks and Individual Freedom
Julia raises concerns about potential abuses of power that complete digitalization could allow. In a democracy, state control over personal finances raises serious questions, and EddieOz warns of an even more problematic future. “Today we are in a democracy, but tomorrow, with a government transition, we don't know if this kind of power will be used properly or abused,” he states. In other words, DREX gives the State the ability to restrict or condition the use of money, opening the door to unprecedented financial surveillance.
EddieOz cites Nigeria as an example, where a CBDC was implemented, and the government imposed severe restrictions on the use of physical money to encourage the use of digital currency, leading to protests and clashes in the country. In practice, the poorest and unbanked — those without regular access to banking services — were harshly affected, as without physical money, many cannot conduct basic transactions. Julia highlights that in Brazil, this situation would be even more severe, given the large number of unbanked individuals and the extent of rural areas where access to technology is limited.
The Relationship Between DREX and Pix
The digital transition has already begun with Pix, which revolutionized instant transfers and payments in Brazil. However, Julia points out that Pix, though popular, is a citizen’s choice, while DREX tends to eliminate that choice. The deputy expresses concern about new rules suggested for Pix, such as daily transaction limits of a thousand reais, justified as anti-fraud measures but which, in her view, represent additional control and a profit opportunity for banks. “How many more rules will banks create to profit from us?” asks Julia, noting that DREX could further enhance control over personal finances.
International Precedents and Resistance to CBDC
The deputy also cites examples from other countries resisting the idea of a centralized digital currency. In the United States, states like New Hampshire have passed laws to prevent the advance of CBDCs, and leaders such as Donald Trump have opposed creating a national digital currency. Trump, addressing the topic, uses a justification similar to Julia’s: in a digitalized system, “with one click, your money could disappear.” She agrees with the warning, emphasizing the control risk that a CBDC represents, especially for countries with disadvantaged populations.
Besides the United States, Canada, Colombia, and Australia have also suspended studies on digital currencies, citing the need for further discussions on population impacts. However, in Brazil, the debate on DREX is still limited, with few parliamentarians and political leaders openly discussing the topic. According to Julia, only she and one or two deputies are truly trying to bring this discussion to the Chamber, making DREX’s advance even more concerning.
Bill No. 3,341/2024 and Popular Pressure
For Julia, her bill is a first step. Although she acknowledges that ideally, it would prevent DREX's implementation entirely, PL 3341/2024 is a measure to ensure citizens' choice to use physical money, preserving a form of individual freedom. “If the future means control, I prefer to live in the past,” Julia asserts, reinforcing that the fight for freedom is at the heart of her bill.
However, the deputy emphasizes that none of this will be possible without popular mobilization. According to her, popular pressure is crucial for other deputies to take notice and support PL 3341. “I am only one deputy, and we need the public’s support to raise the project’s visibility,” she explains, encouraging the public to press other parliamentarians and ask them to “pay attention to PL 3341 and the project that prohibits the end of physical money.” The deputy believes that with a strong awareness and pressure movement, it is possible to advance the debate and ensure Brazilians’ financial freedom.
What’s at Stake?
Julia Zanatta leaves no doubt: DREX represents a profound shift in how money will be used and controlled in Brazil. More than a simple modernization of the financial system, the Central Bank’s CBDC sets precedents for an unprecedented level of citizen surveillance and control in the country. For the deputy, this transition needs to be debated broadly and transparently, and it’s up to the Brazilian people to defend their rights and demand that the National Congress discuss these changes responsibly.
The deputy also emphasizes that, regardless of political or partisan views, this issue affects all Brazilians. “This agenda is something that will affect everyone. We need to be united to ensure people understand the gravity of what could happen.” Julia believes that by sharing information and generating open debate, it is possible to prevent Brazil from following the path of countries that have already implemented a digital currency in an authoritarian way.
A Call to Action
The future of physical money in Brazil is at risk. For those who share Deputy Julia Zanatta’s concerns, the time to act is now. Mobilize, get informed, and press your representatives. PL 3341/2024 is an opportunity to ensure that Brazilian citizens have a choice in how to use their money, without excessive state interference or surveillance.
In the end, as the deputy puts it, the central issue is freedom. “My fear is that this project will pass, and people won’t even understand what is happening.” Therefore, may every citizen at least have the chance to understand what’s at stake and make their voice heard in defense of a Brazil where individual freedom and privacy are respected values.
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@ f977c464:32fcbe00
2024-01-30 20:06:18Güneşin kaybolmasının üçüncü günü, saat öğlen on ikiyi yirmi geçiyordu. Trenin kalkmasına yaklaşık iki saat vardı. Hepimiz perondaydık. Valizlerimiz, kolilerimiz, renk renk ve biçimsiz çantalarımızla yan yana dizilmiş, kısa aralıklarla tepemizdeki devasa saati kontrol ediyorduk.
Ama ne kadar dik bakarsak bakalım zaman bir türlü istediğimiz hızla ilerlemiyordu. Herkes birkaç dakika sürmesi gereken alelade bir doğa olayına sıkışıp kalmış, karanlıktan sürünerek çıkmayı deniyordu.
Bekleme salonuna doğru döndüm. Nefesimden çıkan buharın arkasında, kalın taş duvarları ve camlarıyla morg kadar güvenli ve soğuk duruyordu. Cesetleri o yüzden bunun gibi yerlere taşımaya başlamışlardı. Demek insanların bütün iyiliği başkaları onları gördüğü içindi ki gündüzleri gecelerden daha karanlık olduğunda hemen birbirlerinin gırtlağına çökmüş, böğürlerinde delikler açmış, gözlerini oyup kafataslarını parçalamışlardı.
İstasyonun ışığı titrediğinde karanlığın enseme saplandığını hissettim. Eğer şimdi, böyle kalabalık bir yerde elektrik kesilse başımıza ne gelirdi?
İçerideki askerlerden biri bakışlarımı yakalayınca yeniden saate odaklanmış gibi yaptım. Sadece birkaç dakika geçmişti.
“Tarlalarım gitti. Böyle boyum kadar ayçiçeği doluydu. Ah, hepsi ölüp gidiyor. Afitap’ın çiçekleri de gi-”
“Dayı, Allah’ını seversen sus. Hepimizi yakacaksın şimdi.”
Karanlıkta durduğunda, görünmez olmayı istemeye başlıyordun. Kimse seni görmemeli, nefesini bile duymamalıydı. Kimsenin de ayağının altında dolaşmamalıydın; gelip kazayla sana çarpmamalılar, takılıp sendelememeliydiler. Yoksa aslında hedefi sen olmadığın bir öfke gürlemeye başlar, yaşadığın ilk şoku ve acıyı silerek üstünden geçerdi.
İlk konuşan, yaşlıca bir adam, kafasında kasketi, nasırlı ellerine hohluyordu. Gözleri ve burnu kızarmıştı. Güneşin kaybolması onun için kendi başına bir felaket değildi. Hayatına olan pratik yansımalarından korkuyordu olsa olsa. Bir anının kaybolması, bu yüzden çoktan kaybettiği birinin biraz daha eksilmesi. Hayatta kalmasını gerektiren sebepler azalırken, hayatta kalmasını sağlayacak kaynaklarını da kaybediyordu.
Onu susturan delikanlıysa atkısını bütün kafasına sarmış, sakalı ve yüzünün derinliklerine kaçmış gözleri dışında bedeninin bütün parçalarını gizlemeye çalışıyordu. İşte o, güneşin kaybolmasının tam olarak ne anlama geldiğini anlamamış olsa bile, dehşetini olduğu gibi hissedebilenlerdendi.
Güneşin onlardan alındıktan sonra kime verileceğini sormuyorlardı. En başta onlara verildiğinde de hiçbir soru sormamışlardı zaten.
İki saat ne zaman geçer?
Midemin üstünde, sağ tarafıma doğru keskin bir acı hissettim. Karaciğerim. Gözlerimi yumdum. Yanımda biri metal bir nesneyi yere bıraktı. Bir kafesti. İçerisindeki kartalın ıslak kokusu burnuma ulaşmadan önce bile biliyordum bunu.
“Yeniden mi?” diye sordu bana kartal. Kanatları kanlı. Zamanın her bir parçası tüylerinin üstüne çöreklenmişti. Gagası bir şey, tahminen et parçası geveliyor gibi hareket ediyordu. Eski anılar kolay unutulmazmış. Şu anda kafesinin kalın parmaklıklarının ardında olsa da bunun bir aldatmaca olduğunu bir tek ben biliyordum. Her an kanatlarını iki yana uzatıverebilir, hava bu hareketiyle dalgalanarak kafesi esneterek hepimizi içine alacak kadar genişleyebilir, parmaklıklar önce ayaklarımızın altına serilir gibi gözükebilir ama aslında hepimizin üstünde yükselerek tepemize çökebilirdi.
Aşağıya baktım. Tahtalarla zapt edilmiş, hiçbir yere gidemeyen ama her yere uzanan tren rayları. Atlayıp koşsam… Çantam çok ağırdı. Daha birkaç adım atamadan, kartal, suratını bedenime gömerdi.
“Bu sefer farklı,” diye yanıtladım onu. “Yeniden diyemezsin. Tekrarladığım bir şey değil bu. Hatta bir hata yapıyormuşum gibi tonlayamazsın da. Bu sefer, insanların hak etmediğini biliyorum.”
“O zaman daha vahim. Süzme salaksın demektir.”
“İnsanların hak etmemesi, insanlığın hak etmediği anlamına gelmez ki.”
Az önce göz göze geldiğim genççe ama çökük asker hâlâ bana bakıyordu. Bir kartalla konuştuğumu anlamamıştı şüphesiz. Yanımdakilerden biriyle konuştuğumu sanmış olmalıydı. Ama konuştuğum kişiye bakmıyordum ona göre. Çekingence kafamı eğmiştim. Bir kez daha göz göze geldiğimizde içerideki diğer iki askere bir şeyler söyledi, onlar dönüp beni süzerken dışarı çıktı.
Yanımızdaki, az önce konuşan iki adam da şaşkınlıkla bir bana bir kartala bakıyordu.
“Yalnız bu sefer kalbin de kırılacak, Prometheus,” dedi kartal, bana. “Belki son olur. Biliyorsun, bir sürü soruna neden oluyor bu yaptıkların.”
Beni koruyordu sözde. En çok kanıma dokunan buydu. Kasıklarımın üstüne oturmuş, kanlı suratının ardında gözleri parlarken attığı çığlık kulaklarımda titremeye devam ediyordu. Bu tabloda kimsenin kimseyi düşündüğü yoktu. Kartalın, yanımızdaki adamların, artık arkama kadar gelmiş olması gereken askerin, tren raylarının, geçmeyen saatlerin…
Arkamı döndüğümde, asker sahiden oradaydı. Zaten öyle olması gerekiyordu; görmüştüm bunu, biliyordum. Kehanetler… Bir şeyler söylüyordu ama ağzı oynarken sesi çıkmıyordu. Yavaşlamış, kendisini saatin akışına uydurmuştu. Havada donan tükürüğünden anlaşılıyordu, sinirliydi. Korktuğu için olduğunu biliyordum. Her seferinde korkmuşlardı. Beni unutmuş olmaları işlerini kolaylaştırmıyordu. Sadece yeni bir isim vermelerine neden oluyordu. Bu seferkiyle beni lanetleyecekleri kesinleşmişti.
Olması gerekenle olanların farklı olması ne kadar acınasıydı. Olması gerekenlerin doğasının kötücül olmasıysa bir yerde buna dayanıyordu.
“Salaksın,” dedi kartal bana. Zamanı aşan bir çığlık. Hepimizin önüne geçmişti ama kimseyi durduramıyordu.
Sonsuzluğa kaç tane iki saat sıkıştırabilirsiniz?
Ben bir tane bile sıkıştıramadım.
Çantama uzanıyordum. Asker de sırtındaki tüfeğini indiriyordu. Benim acelem yoktu, onunsa eli ayağı birbirine dolaşıyordu. Oysaki her şey tam olması gerektiği anda olacaktı. Kehanet başkasının parmaklarının ucundaydı.
Güneş, bir tüfeğin patlamasıyla yeryüzüne doğdu.
Rayların üzerine serilmiş göğsümün ortasından, bir çantanın içinden.
Not: Bu öykü ilk olarak 2021 yılında Esrarengiz Hikâyeler'de yayımlanmıştır.
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@ f977c464:32fcbe00
2024-01-11 18:47:47Kendisini aynada ilk defa gördüğü o gün, diğerleri gibi olduğunu anlamıştı. Oysaki her insan biricik olmalıydı. Sözgelimi sinirlendiğinde bir kaşı diğerinden birkaç milimetre daha az çatılabilirdi veya sevindiğinde dudağı ona has bir açıyla dalgalanabilirdi. Hatta bunların hiçbiri mümkün değilse, en azından, gözlerinin içinde sadece onun sahip olabileceği bir ışık parlayabilirdi. Çok sıradan, öyle sıradan ki kimsenin fark etmediği o milyonlarca minik şeyden herhangi biri. Ne olursa.
Ama yansımasına bakarken bunların hiçbirini bulamadı ve diğer günlerden hiç de farklı başlamamış o gün, işe gitmek için vagonunun gelmesini beklediği alelade bir metro istasyonunda, içinde kaybolduğu illüzyon dağılmaya başladı.
İlk önce derisi döküldü. Tam olarak dökülmedi aslında, daha çok kıvılcımlara dönüşüp bedeninden fırlamış ve bir an sonra sönerek külleşmiş, havada dağılmıştı. Ardında da, kaybolmadan hemen önce, kısa süre için hayal meyal görülebilen, bir ruhun yok oluşuna ağıt yakan rengârenk peri cesetleri bırakmıştı. Beklenenin aksine, havaya toz kokusu yayıldı.
Dehşete düştü elbette. Dehşete düştüler. Panikle üstlerini yırtan 50 işçi. Her şeyin sebebiyse o vagon.
Saçları da döküldü. Her tel, yere varmadan önce, her santimde ikiye ayrıla ayrıla yok oldu.
Bütün yüzeylerin mat olduğu, hiçbir şeyin yansımadığı, suyun siyah aktığı ve kendine ancak kameralarla bakabildiğin bir dünyada, vagonun içine yerleştirilmiş bir aynadan ilk defa kendini görmek.
Gözlerinin akları buharlaşıp havada dağıldı, mercekleri boşalan yeri doldurmak için eriyip yayıldı. Gerçeği görmemek için yaratılmış, bu yüzden görmeye hazır olmayan ve hiç olmayacak gözler.
Her şeyin o anda sona erdiğini sanabilirdi insan. Derin bir karanlık ve ölüm. Görmenin görmek olduğu o anın bitişi.
Ben geldiğimde ölmüşlerdi.
Yani bozulmuşlardı demek istiyorum.
Belleklerini yeni taşıyıcılara takmam mümkün olmadı. Fiziksel olarak kusursuz durumdaydılar, olmayanları da tamir edebilirdim ama tüm o hengamede kendilerini baştan programlamış ve girdilerini modifiye etmişlerdi.
Belleklerden birini masanın üzerinden ileriye savurdu. Hınca hınç dolu bir barda oturuyorlardı. O ve arkadaşı.
Sırf şu kendisini insan sanan androidler travma geçirip delirmesin diye neler yapıyoruz, insanın aklı almıyor.
Eliyle arkasını işaret etti.
Polislerin söylediğine göre biri vagonun içerisine ayna yerleştirmiş. Bu zavallılar da kapı açılıp bir anda yansımalarını görünce kafayı kırmışlar.
Arkadaşı bunların ona ne hissettirdiğini sordu. Yani o kadar bozuk, insan olduğunu sanan androidi kendilerini parçalamış olarak yerde görmek onu sarsmamış mıydı?
Hayır, sonuçta belirli bir amaç için yaratılmış şeyler onlar. Kaliteli bir bilgisayarım bozulduğunda üzülürüm çünkü parasını ben vermişimdir. Bunlarsa devletin. Bana ne ki?
Arkadaşı anlayışla kafasını sallayıp suyundan bir yudum aldı. Kravatını biraz gevşetti.
Bira istemediğinden emin misin?
İstemediğini söyledi. Sahi, neden deliriyordu bu androidler?
Basit. Onların yapay zekâlarını kodlarken bir şeyler yazıyorlar. Yazılımcılar. Biliyorsun, ben donanımdayım. Bunlar da kendilerini insan sanıyorlar. Tiplerine bak.
Sesini alçalttı.
Arabalarda kaza testi yapılan mankenlere benziyor hepsi. Ağızları burunları bile yok ama şu geldiğimizden beri sakalını düzeltip duruyor mesela. Hayır, hepsi de diğerleri onun sakalı varmış sanıyor, o manyak bir şey.
Arkadaşı bunun delirmeleriyle bağlantısını çözemediğini söyledi. O da normal sesiyle konuşmaya devam etti.
Anlasana, aynayı falan ayırt edemiyor mercekleri. Lönk diye kendilerini görüyorlar. Böyle, olduğu gibi...
Nedenmiş peki? Ne gerek varmış?
Ne bileyim be abicim! Ahiret soruları gibi.
Birasına bakarak dalıp gitti. Sonra masaya abanarak arkadaşına iyice yaklaştı. Bulanık, bir tünelin ucundaki biri gibi, şekli şemalı belirsiz bir adam.
Ben seni nereden tanıyorum ki ulan? Kimsin sen?
Belleği makineden çıkardılar. İki kişiydiler. Soruşturmadan sorumlu memurlar.
─ Baştan mı başlıyoruz, diye sordu belleği elinde tutan ilk memur.
─ Bir kere daha deneyelim ama bu sefer direkt aynayı sorarak başla, diye cevapladı ikinci memur.
─ Bence de. Yeterince düzgün çalışıyor.
Simülasyon yüklenirken, ayakta, biraz arkada duran ve alnını kaşıyan ikinci memur sormaktan kendisini alamadı:
─ Bu androidleri niye böyle bir olay yerine göndermişler ki? Belli tost olacakları. İsraf. Gidip biz baksak aynayı kırıp delilleri mahvetmek zorunda da kalmazlar.
Diğer memur sandalyesinde hafifçe dönecek oldu, o sırada soruyu bilgisayarın hoparlöründen teknisyen cevapladı.
Hangi işimizde bir yamukluk yok ki be abi.
Ama bir son değildi. Üstlerindeki tüm illüzyon dağıldığında ve çıplak, cinsiyetsiz, birbirinin aynı bedenleriyle kaldıklarında sıra dünyaya gelmişti.
Yere düştüler. Elleri -bütün bedeni gibi siyah turmalinden, boğumları çelikten- yere değdiği anda, metronun zemini dağıldı.
Yerdeki karolar öncesinde beyazdı ve çok parlaktı. Tepelerindeki floresan, ışığını olduğu gibi yansıtıyor, tek bir lekenin olmadığı ve tek bir tozun uçmadığı istasyonu aydınlatıyorlardı.
Duvarlara duyurular asılmıştı. Örneğin, yarın akşam kültür merkezinde 20.00’da başlayacak bir tekno blues festivalinin cıvıl cıvıl afişi vardı. Onun yanında daha geniş, sarı puntolu harflerle yazılmış, yatay siyah kesiklerle çerçevesi çizilmiş, bir platformdan düşen çöp adamın bulunduğu “Dikkat! Sarı bandı geçmeyin!” uyarısı. Biraz ilerisinde günlük resmi gazete, onun ilerisinde bir aksiyon filminin ve başka bir romantik komedi filminin afişleri, yapılacakların ve yapılmayacakların söylendiği küçük puntolu çeşitli duyurular... Duvar uzayıp giden bir panoydu. On, on beş metrede bir tekrarlanıyordu.
Tüm istasyonun eni yüz metre kadar. Genişliği on metre civarı.
Önlerinde, açık kapısından o mendebur aynanın gözüktüğü vagon duruyordu. Metro, istasyona sığmayacak kadar uzundu. Bir kılıcın keskinliğiyle uzanıyor ama yer yer vagonların ek yerleriyle bölünüyordu.
Hiçbir vagonda pencere olmadığı için metronun içi, içlerindekiler meçhuldü.
Sonrasında karolar zerrelerine ayrılarak yükseldi. Floresanın ışığında her yeri toza boğdular ve ortalığı gri bir sisin altına gömdüler. Çok kısa bir an. Afişleri dalgalandırmadılar. Dalgalandırmaya vakitleri olmadı. Yerlerinden söküp aldılar en fazla. Işık birkaç kere sönüp yanarak direndi. Son kez söndüğünde bir daha geri gelmedi.
Yine de etraf aydınlıktı. Kırmızı, her yere eşit dağılan soluk bir ışıkla.
Yer tamamen tele dönüşmüştü. Altında çapraz hatlarla desteklenmiş demir bir iskelet. Işık birkaç metreden daha fazla aşağıya uzanamıyordu. Sonsuzluğa giden bir uçurum.
Duvarın yerini aynı teller ve demir iskelet almıştı. Arkasında, birbirine vidalarla tutturulmuş demir plakalardan oluşan, üstünden geçen boruların ek yerlerinden bazen ince buharların çıktığı ve bir süre asılı kaldıktan sonra ağır, yağlı bir havayla sürüklendiği bir koridor.
Diğer tarafta paslanmış, pencerelerindeki camlar kırıldığı için demir plakalarla kapatılmış külüstür bir metro. Kapının karşısındaki aynadan her şey olduğu gibi yansıyordu.
Bir konteynırın içini andıran bir evde, gerçi gayet de birbirine eklenmiş konteynırlardan oluşan bir şehirde “andıran” demek doğru olmayacağı için düpedüz bir konteynırın içinde, masaya mum görüntüsü vermek için koyulmuş, yarı katı yağ atıklarından şekillendirilmiş kütleleri yakmayı deniyordu. Kafasında hayvan kıllarından yapılmış grili siyahlı bir peruk. Aynı kıllardan kendisine gür bir bıyık da yapmıştı.
Üstünde mavi çöp poşetlerinden yapılmış, kravatlı, şık bir takım.
Masanın ayakları yerine oradan buradan çıkmış parçalar konulmuştu: bir arabanın şaft mili, üst üste konulmuş ve üstünde yazı okunamayan tenekeler, boş kitaplar, boş gazete balyaları... Hiçbir şeye yazı yazılmıyordu, gerek yoktu da zaten çünkü merkez veri bankası onları fark ettirmeden, merceklerden giren veriyi sentezleyerek insanlar için dolduruyordu. Yani, androidler için. Farklı şekilde isimlendirmek bir fark yaratacaksa.
Onların mercekleri için değil. Bağlantıları çok önceden kopmuştu.
─ Hayatım, sofra hazır, diye bağırdı yatak odasındaki karısına.
Sofrada tabak yerine düz, bardak yerine bükülmüş, çatal ve bıçak yerine sivriltilmiş plakalar.
Karısı salonun kapısında durakladı ve ancak kulaklarına kadar uzanan, kocasınınkine benzeyen, cansız, ölü hayvanların kıllarından ibaret peruğunu eliyle düzeltti. Dudağını, daha doğrusu dudağının olması gereken yeri koyu kırmızı bir yağ tabakasıyla renklendirmeyi denemişti. Biraz da yanaklarına sürmüştü.
─ Nasıl olmuş, diye sordu.
Sesi tek düzeydi ama hafif bir neşe olduğunu hissettiğinize yemin edebilirdiniz.
Üzerinde, çöp poşetlerinin içini yazısız gazete kağıtlarıyla doldurarak yaptığı iki parça giysi.
─ Çok güzelsin, diyerek kravatını düzeltti kocası.
─ Sen de öylesin, sevgilim.
Yaklaşıp kocasını öptü. Kocası da onu. Sonra nazikçe elinden tutarak, sandalyesini geriye çekerek oturmasına yardım etti.
Sofrada yemek niyetine hiçbir şey yoktu. Gerek de yoktu zaten.
Konteynırın kapısı gürültüyle tekmelenip içeri iki memur girene kadar birbirlerine öyküler anlattılar. O gün neler yaptıklarını. İşten erken çıkıp yemyeşil çimenlerde gezdiklerini, uçurtma uçurduklarını, kadının nasıl o elbiseyi bulmak için saatlerce gezip yorulduğunu, kocasının kısa süreliğine işe dönüp nasıl başarılı bir hamleyle yaşanan krizi çözdüğünü ve kadının yanına döndükten sonra, alışveriş merkezinde oturdukları yeni dondurmacının dondurmalarının ne kadar lezzetli olduğunu, boğazlarının ağrımasından korktuklarını...
Akşam film izleyebilirlerdi, televizyonda -boş ve mat bir plaka- güzel bir film oynayacaktı.
İki memur. Çıplak bedenleriyle birbirinin aynı. Ellerindeki silahları onlara doğrultmuşlardı. Mum ışığında, tertemiz bir örtünün serili olduğu masada, bardaklarında şaraplarla oturan ve henüz sofranın ortasındaki hindiye dokunmamış çifti gördüklerinde bocaladılar.
Hiç de androidlere bilinçli olarak zarar verebilecek gibi gözükmüyorlardı.
─ Sessiz kalma hakkına sahipsiniz, diye bağırdı içeri giren ikinci memur. Söylediğiniz her şey...
Cümlesini bitiremedi. Yatak odasındaki, masanın üzerinden gördüğü o şey, onunla aynı hareketleri yapan android, yoksa, bir aynadaki yansıması mıydı?
Bütün illüzyon o anda dağılmaya başladı.
Not: Bu öykü ilk olarak 2020 yılında Esrarengiz Hikâyeler'de yayımlanmıştır.
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@ 8fb140b4:f948000c
2023-11-21 21:37:48Embarking on the journey of operating your own Lightning node on the Bitcoin Layer 2 network is more than just a tech-savvy endeavor; it's a step into a realm of financial autonomy and cutting-edge innovation. By running a node, you become a vital part of a revolutionary movement that's reshaping how we think about money and digital transactions. This role not only offers a unique perspective on blockchain technology but also places you at the heart of a community dedicated to decentralization and network resilience. Beyond the technicalities, it's about embracing a new era of digital finance, where you contribute directly to the network's security, efficiency, and growth, all while gaining personal satisfaction and potentially lucrative rewards.
In essence, running your own Lightning node is a powerful way to engage with the forefront of blockchain technology, assert financial independence, and contribute to a more decentralized and efficient Bitcoin network. It's an adventure that offers both personal and communal benefits, from gaining in-depth tech knowledge to earning a place in the evolving landscape of cryptocurrency.
Running your own Lightning node for the Bitcoin Layer 2 network can be an empowering and beneficial endeavor. Here are 10 reasons why you might consider taking on this task:
-
Direct Contribution to Decentralization: Operating a node is a direct action towards decentralizing the Bitcoin network, crucial for its security and resistance to control or censorship by any single entity.
-
Financial Autonomy: Owning a node gives you complete control over your financial transactions on the network, free from reliance on third-party services, which can be subject to fees, restrictions, or outages.
-
Advanced Network Participation: As a node operator, you're not just a passive participant but an active player in shaping the network, influencing its efficiency and scalability through direct involvement.
-
Potential for Higher Revenue: With strategic management and optimal channel funding, your node can become a preferred route for transactions, potentially increasing the routing fees you can earn.
-
Cutting-Edge Technological Engagement: Running a node puts you at the forefront of blockchain and bitcoin technology, offering insights into future developments and innovations.
-
Strengthened Network Security: Each new node adds to the robustness of the Bitcoin network, making it more resilient against attacks and failures, thus contributing to the overall security of the ecosystem.
-
Personalized Fee Structures: You have the flexibility to set your own fee policies, which can balance earning potential with the service you provide to the network.
-
Empowerment Through Knowledge: The process of setting up and managing a node provides deep learning opportunities, empowering you with knowledge that can be applied in various areas of blockchain and fintech.
-
Boosting Transaction Capacity: By running a node, you help to increase the overall capacity of the Lightning Network, enabling more transactions to be processed quickly and at lower costs.
-
Community Leadership and Reputation: As an active node operator, you gain recognition within the Bitcoin community, which can lead to collaborative opportunities and a position of thought leadership in the space.
These reasons demonstrate the impactful and transformative nature of running a Lightning node, appealing to those who are deeply invested in the principles of bitcoin and wish to actively shape its future. Jump aboard, and embrace the journey toward full independence. 🐶🐾🫡🚀🚀🚀
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@ 8fb140b4:f948000c
2023-11-18 23:28:31Chef's notes
Serving these two dishes together will create a delightful centerpiece for your Thanksgiving meal, offering a perfect blend of traditional flavors with a homemade touch.
Details
- ⏲️ Prep time: 30 min
- 🍳 Cook time: 1 - 2 hours
- 🍽️ Servings: 4-6
Ingredients
- 1 whole turkey (about 12-14 lbs), thawed and ready to cook
- 1 cup unsalted butter, softened
- 2 tablespoons fresh thyme, chopped
- 2 tablespoons fresh rosemary, chopped
- 2 tablespoons fresh sage, chopped
- Salt and freshly ground black pepper
- 1 onion, quartered
- 1 lemon, halved
- 2-3 cloves of garlic
- Apple and Sage Stuffing
- 1 loaf of crusty bread, cut into cubes
- 2 apples, cored and chopped
- 1 onion, diced
- 2 stalks celery, diced
- 3 cloves garlic, minced
- 1/4 cup fresh sage, chopped
- 1/2 cup unsalted butter
- 2 cups chicken broth
- Salt and pepper, to taste
Directions
- Preheat the Oven: Set your oven to 325°F (165°C).
- Prepare the Herb Butter: Mix the softened butter with the chopped thyme, rosemary, and sage. Season with salt and pepper.
- Prepare the Turkey: Remove any giblets from the turkey and pat it dry. Loosen the skin and spread a generous amount of herb butter under and over the skin.
- Add Aromatics: Inside the turkey cavity, place the quartered onion, lemon halves, and garlic cloves.
- Roast: Place the turkey in a roasting pan. Tent with aluminum foil and roast. A general guideline is about 15 minutes per pound, or until the internal temperature reaches 165°F (74°C) at the thickest part of the thigh.
- Rest and Serve: Let the turkey rest for at least 20 minutes before carving.
- Next: Apple and Sage Stuffing
- Dry the Bread: Spread the bread cubes on a baking sheet and let them dry overnight, or toast them in the oven.
- Cook the Vegetables: In a large skillet, melt the butter and cook the onion, celery, and garlic until soft.
- Combine Ingredients: Add the apples, sage, and bread cubes to the skillet. Stir in the chicken broth until the mixture is moist. Season with salt and pepper.
- Bake: Transfer the stuffing to a baking dish and bake at 350°F (175°C) for about 30-40 minutes, until golden brown on top.
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@ 8fb140b4:f948000c
2023-11-02 01:13:01Testing a brand new YakiHonne native client for iOS. Smooth as butter (not penis butter 🤣🍆🧈) with great visual experience and intuitive navigation. Amazing work by the team behind it! * lists * work
Bold text work!
Images could have used nostr.build instead of raw S3 from us-east-1 region.
Very impressive! You can even save the draft and continue later, before posting the long-form note!
🐶🐾🤯🤯🤯🫂💜
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@ 8fb140b4:f948000c
2023-08-22 12:14:34As the title states, scratch behind my ear and you get it. 🐶🐾🫡
-
@ 8fb140b4:f948000c
2023-07-30 00:35:01Test Bounty Note
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@ 8fb140b4:f948000c
2023-07-22 09:39:48Intro
This short tutorial will help you set up your own Nostr Wallet Connect (NWC) on your own LND Node that is not using Umbrel. If you are a user of Umbrel, you should use their version of NWC.
Requirements
You need to have a working installation of LND with established channels and connectivity to the internet. NWC in itself is fairly light and will not consume a lot of resources. You will also want to ensure that you have a working installation of Docker, since we will use a docker image to run NWC.
- Working installation of LND (and all of its required components)
- Docker (with Docker compose)
Installation
For the purpose of this tutorial, we will assume that you have your lnd/bitcoind running under user bitcoin with home directory /home/bitcoin. We will also assume that you already have a running installation of Docker (or docker.io).
Prepare and verify
git version - we will need git to get the latest version of NWC. docker version - should execute successfully and show the currently installed version of Docker. docker compose version - same as before, but the version will be different. ss -tupln | grep 10009- should produce the following output: tcp LISTEN 0 4096 0.0.0.0:10009 0.0.0.0: tcp LISTEN 0 4096 [::]:10009 [::]:**
For things to work correctly, your Docker should be version 20.10.0 or later. If you have an older version, consider installing a new one using instructions here: https://docs.docker.com/engine/install/
Create folders & download NWC
In the home directory of your LND/bitcoind user, create a new folder, e.g., "nwc" mkdir /home/bitcoin/nwc. Change to that directory cd /home/bitcoin/nwc and clone the NWC repository: git clone https://github.com/getAlby/nostr-wallet-connect.git
Creating the Docker image
In this step, we will create a Docker image that you will use to run NWC.
- Change directory to
nostr-wallet-connect
:cd nostr-wallet-connect
- Run command to build Docker image:
docker build -t nwc:$(date +'%Y%m%d%H%M') -t nwc:latest .
(there is a dot at the end) - The last line of the output (after a few minutes) should look like
=> => naming to docker.io/library/nwc:latest
nwc:latest
is the name of the Docker image with a tag which you should note for use later.
Creating docker-compose.yml and necessary data directories
- Let's create a directory that will hold your non-volatile data (DB):
mkdir data
- In
docker-compose.yml
file, there are fields that you want to replace (<> comments) and port “4321” that you want to make sure is open (check withss -tupln | grep 4321
which should return nothing). - Create
docker-compose.yml
file with the following content, and make sure to update fields that have <> comment:
version: "3.8" services: nwc: image: nwc:latest volumes: - ./data:/data - ~/.lnd:/lnd:ro ports: - "4321:8080" extra_hosts: - "localhost:host-gateway" environment: NOSTR_PRIVKEY: <use "openssl rand -hex 32" to generate a fresh key and place it inside ""> LN_BACKEND_TYPE: "LND" LND_ADDRESS: localhost:10009 LND_CERT_FILE: "/lnd/tls.cert" LND_MACAROON_FILE: "/lnd/data/chain/bitcoin/mainnet/admin.macaroon" DATABASE_URI: "/data/nostr-wallet-connect.db" COOKIE_SECRET: <use "openssl rand -hex 32" to generate fresh secret and place it inside ""> PORT: 8080 restart: always stop_grace_period: 1m
Starting and testing
Now that you have everything ready, it is time to start the container and test.
- While you are in the
nwc
directory (important), execute the following command and check the log output,docker compose up
- You should see container logs while it is starting, and it should not exit if everything went well.
- At this point, you should be able to go to
http://<ip of the host where nwc is running>:4321
and get to the interface of NWC - To stop the test run of NWC, simply press
Ctrl-C
, and it will shut the container down. - To start NWC permanently, you should execute
docker compose up -d
, “-d” tells Docker to detach from the session. - To check currently running NWC logs, execute
docker compose logs
to run it in tail mode add-f
to the end. - To stop the container, execute
docker compose down
That's all, just follow the instructions in the web interface to get started.
Updating
As with any software, you should expect fixes and updates that you would need to perform periodically. You could automate this, but it falls outside of the scope of this tutorial. Since we already have all of the necessary configuration in place, the update execution is fairly simple.
- Change directory to the clone of the git repository,
cd /home/bitcoin/nwc/nostr-wallet-connect
- Run command to build Docker image:
docker build -t nwc:$(date +'%Y%m%d%H%M') -t nwc:latest .
(there is a dot at the end) - Change directory back one level
cd ..
- Restart (stop and start) the docker compose config
docker compose down && docker compose up -d
- Done! Optionally you may want to check the logs:
docker compose logs
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@ 623ed218:fa549249
2024-10-26 18:59:23Peritas: A Vision for Accessible Multi-sig
Introducing: Peritas
Let me preface this with the following disclaimer:\ I am not a dev, I can't code and I've never written a white paper...
With that out of the way, let's talk multi-sig.\ By day, I'm a maintenance tech. That is to say, I earn fiat by unclogging toilets, fixing broken dishwashers and refrigerators, and troubleshooting boiler systems and air conditioning units. I was scrolling through my nostr feed today having just fixed a leaking toilet and on my way to look at a stuck zone valve on a boiler line when I came across a note from Guy Swann:
So, I thought about it... kept thinking about it... and kept thinking about it until I felt compelled to reply. A few back-and-forths later, and I found myself responding to Guy with:
"A non-dev", yes, that's how I identify. And in that moment I realized the flaw in how I look at the world.
Nothing in life brings me greater joy than finding a creative solution to a problem, yet, perhaps as a coping mechanism, I tend to avoid considering solutions to problems I deem outside my skill-sets.tside my skill-sets. All my life I have limited myself to the scope of my own ability, neglecting to consider that I can play a part in solving more complex problems by leveraging the abilities and talent of those around me who see the same problems in the world that I do.
I'm resolving to change this. The release of the Peritas White Paper represents my first step towards this.
As I stated in the beginning: "I am not dev, I can't code.". But after nearly four years of obsessive involvement in the Bitcoin space, I have a vision of the solutions I want to see made available. I will do what I can to bring these visions into reality.
This is a work in progress. The scope and details of this project will necessary evolve as needed to adapt to reality and community/user input.
With that said, I present Peritas for your review.
Peritas: An Accessible Multi-Signature Wallet Proposal for Enhanced Self-Custody (Updated 867475)
Abstract
Peritas aims to provide or inspire simple, open-source, multi-platform applications designed to simplify the setup and management of multi-signature (multi-sig) wallets. It specifically targets new Bitcoin users, enhancing the security of their holdings without requiring additional hardware. By creating an accessible, intuitive interface and aligning with Web of Trust (WOT) principles, Peritas hopes to address a significant gap in the Bitcoin ecosystem, promoting higher security with minimal user friction.
1. Introduction
Bitcoin wallets typically take one of two forms: single-signature (single-sig) and multi-signature (multi-sig). Single-sig wallets are the default, and they are most commonly used by those new to self-custody as they are simple to set up and manage. However, single-sig wallets present a security risk as only one key is needed to access and move funds, leaving them vulnerable to theft or compromise.
Multi-sig wallets require multiple keys to authorize transactions, significantly enhancing security by distributing custody across multiple signatories. Multi-sig should be the standard for all Bitcoin self-custody setups, particularly for key recovery and backup processes, as an improvement over traditional paper seed backups.
This white paper introduces Peritas: an open-source, multi-platform application proposal that simplifies multi-sig wallet creation and operation, making enhanced security accessible to all Bitcoin users without the need for dedicated hardware.
2. System Overview
2.1 Wallet Creation Process
Peritas provides users with a simple, guided process for creating a secure multi-sig wallet:
-
Initial Keypair Generation: Upon initial app startup, Peritas automatically generates a base Bitcoin keypair (Base Key) for the user. This Base Key will be foundational for creating recovery and multi-sig configurations.
-
Vault Founders (Founders) begin by opting to create a new "vault" (multi-signature wallet). The default configuration is a 2/3 multi-sig setup, although Founders can access advanced settings to adjust the number of signatories and the threshold required for authorizing transactions.
-
The application will derive a new private key (Vault Key) from the Base Key for use in the new multi-sig vault. Vault Keys may be derived from the Base Key using BIP-85 child seeds, alternate accounts or derivation paths, or the use of passphrases (exact method TBD). All data required for regeneration of Vault Keys is securely stored in encrypted app data.
-
It is important to tailor multi-sig setups to the Founder's situation, skill level, and the size of their holdings. For smaller amounts (e.g., 100,000 sats), a 2/3 service-based multi-sig involving keys held on the Founder's phone, a spouse's or trusted contact's device, a participating exchange where the Founder purchases Bitcoin, or a vetted third-party key holder may be appropriate, providing a balance of convenience and security. For larger holdings, Founders may opt for a more secure configuration with a higher number of signatories and a higher threshold for transaction authorization to enhance fault-tolerance and mitigate risks.
2.2 Integration with Trusted Contacts (Keyholders)
-
Founders are prompted to select a Keyholder, a trusted contact who will generate a Social Recovery Key.
-
Following initial app startup, Keyholders will select an option to "Become a Keyholder". This selection prompts Peritas to generate a Social Recovery Key using a process identical to the creation of Vault Keys (outlined in 2.1).
-
The public key from this newly generated Social Recovery Key, (created through a simple option on the app's welcome page), is shared back to the Vault Founder for use in the configuration of their multi-sig vault.
-
An "affiliate + key assistance" system could also be used, where a Social Recovery Key could be managed by the person who onboarded the user (e.g., a mentor), who, assuming a trusted relationship between parties, could assist the Founder through the vault creation and management process as needed.
2.3 Third-Party Collaborative Custody
-
Third-Party Integration and Support: Peritas envisions integration of its vault creation process with vetted exchanges or respected Bitcoin support and mentorship services. These Third-Party Keyholders can offer higher levels of technical support and guidance to Founders, though such support may come at the expense of privacy.
-
Flexibility: Peritas provides a flexible setup for multi-sig vaults. Founders may choose to forgo this institutional third-party key involvement entirely, opting instead to include additional trusted contact Keyholders, as referenced in 2.2, for a more private configuration.
2.4 Vault Creation and Management
-
With the Founder's, Keyholder's, and any Third-Party Keyholder's public keys in place, Peritas creates a multi-signature vault and shares descriptor files securely with all participating parties.
-
The app houses configuration files for each multi-sig vault and enforces security by rejecting any attempt to add additional keys from the same vault, ensuring that a quorum of keys cannot be consolidated on a single device.
2.5 Encrypted Cloud Backup
- To enhance redundancy, Peritas offers users the option to encrypt and store their keys and vault configuration files with their preferred cloud service (e.g., iCloud, Google Drive). This approach leverages familiar systems providing a seamless way for users to store recovery keys, minimizing the risk of loss of key material in the event of device loss or app data deletion.
3. Technical Implementation
3.1 Security Architecture
-
Encryption: All communication between the app, users, trusted contacts, and exchanges is encrypted using AES-256 and other state-of-the-art encryption protocols to ensure privacy and prevent interception or tampering.
-
Cross-Platform Support: Peritas is designed to function across multiple platforms (iOS, Android, Windows, Linux) to ensure broad accessibility.
-
Data Transmission: Secure communication protocols such as Fedi, Matrix, Nostr Gift-Wrapped Messages, or Pears integration may be used to transmit public keys, descriptor files, and signatures, safeguarding user information.
3.2 User Experience Design
-
Onboarding and Education: A setup wizard guides users through vault creation, using simple language and visual aids to explain multi-sig benefits, vault concepts, and the roles of different types of Keyholders.
-
Pathfinder Mode: Users can access an advanced "Pathfinder Mode" to configure vaults with a higher number of signatories than the default 2-of-3 vault, unlocking options for custom thresholds, personalized wallet configurations, and unique security protocols. Future expansions under Pathfinder Mode may include enhanced signing automation, integration with additional security services, and greater control over key storage and recovery preferences, enabling users to tailor their vault setup to their evolving security needs.
3.3 Node Connectivity
To maintain decentralization and minimize the risk associated with a single point of failure, Peritas will not rely on a central node for its operations. Instead, offering multiple options for users:
-
Custom Node Connections: Users can connect Peritas to their own Bitcoin nodes, providing maximum control and security. This approach aligns with the Bitcoin ethos of self-sovereignty and reduces reliance on third-party infrastructure.
-
Public Node Selection: For users without their own nodes, the application will provide a selection of vetted, community-operated public nodes to connect with. This offers convenience while distributing trust across multiple independent entities, minimizing the risk of centralization.
-
Tor Integration: To enhance privacy, Peritas will support Tor integration, enabling users to connect to nodes anonymously and reducing the risk of tracking and monitoring.
-
Automatic Node Load Balancing: The app may implement a feature that automatically rotates between multiple trusted public nodes, ensuring that no single node becomes a point of dependency.
-
You can view additional connectivity ideas we're thinking through in our file Decentralized Checkpointing.md.
4. Security and Privacy Considerations
Peritas prioritizes security and privacy:
-
Multi-Factor Authentication (MFA): To protect app access, users may set up MFA as an additional security layer.
-
Local and Cloud Encryption Standards: The app uses AES-256 for local storage of keys and end-to-end encryption for cloud backups and transmission of public keys and descriptors.
-
Key Recovery and Redundancy: Cloud services are employed for encrypted backups, providing redundancy while ensuring that users retain control over their key material.
5. Integration and Collaboration Opportunities
5.1 Wallet Providers
- Peritas could partner with existing and up-coming open-source wallet providers, to integrate its vault functionality proposals and expand their security offerings.
5.2 Exchange Collaboration
- By collaborating with exchanges, Peritas can provide seamless integration for obtaining Exchange Public Keys, building trust and simplifying the user experience for those securing their funds.
6. Future Development and Monetization
6.1 Feature Expansion
-
Hardware Wallet Integration: Future updates will include compatibility with hardware wallets, providing additional security options for advanced users who wish to incorporate dedicated signing devices into their multi-sig setup.
-
Automatic Backup Options: Users will have more automated and secure options for backing up their encrypted keys, including automated cloud backups and integration with secure storage solutions.
-
Transaction Monitoring: The app will incorporate transaction monitoring services, enabling users to receive alerts and detailed information about incoming and outgoing transactions.
-
Guided Key Rotation/Replacement: To maintain long-term security and minimize risks from potential key compromises, Peritas will offer a guided process for rotating or replacing keys within a multi-sig setup. The feature will provide users with step-by-step instructions on how to update their vault's keys, ensuring a secure and seamless transition without risking access to funds.
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Timelocks: Pathfinder Mode allows users to set custom timelocks for certain transactions, offering additional control over when funds can be moved, which is particularly useful in setting up delayed recovery mechanisms or ensuring funds are secure for specific timeframes.
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Miniscript Support: Integrate Miniscript functionality for a more expressive and programmable approach to transaction conditions, empowering users to set complex logic for transaction approvals and build custom spending policies tailored to their needs.
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Future-Proofing with CTV: In the event of future consensus around CheckTemplateVerify (CTV) (BIP-119), Pathfinder Mode will likely be updated to support CTV-specific outputs, offering options for conditional spending paths and more efficient use of UTXOs. This will enable enhanced, adaptable control over transaction flows, making Peritas wallets more resilient and versatile as Bitcoin development progresses.
6.2 Premium Services
- Potential premium services include advanced support for users configuring complex vaults. These services may be facilitated through strategic partnerships with community-vetted organizations such as Bitcoin Mentor or The Bitcoin Way, ensuring trusted and expert guidance for users.
7. Market Considerations and Demand
While specialized hardware signing devices will continue to cater to those with heightened security demands (i.e., "paranoid crypto anarchists"), Peritas fills a gap for new entrants to the space who may not yet be ready or willing to purchase dedicated hardware. Providing robust, easy-to-use software solutions ensures that the demand for secure self-custody is met for all levels of users.
8. Conclusion
Peritas is a critical step forward in improving Bitcoin self-custody security. By proposing an open-source framework for user-friendly vault creation and management applications, Peritas is working to empower users to protect their holdings without the need for additional hardware. Every self-custody setup should incorporate multi-sig, and Peritas provides an adoptable framework for secure solutions that meet this need, ensuring that new users will have access to robust security models that align with the ethos of Bitcoin's financial sovereignty. By paving a path to accessible and secure Bitcoin self-custody for the coming waves of new Bitcoin participants, Peritas aims to uphold and strengthen the principles of financial freedom and autonomy in the Bitcoin ecosystem.
9. Contributors and Acknowledgements
Peritas was developed with insights and support from many contributors in the Bitcoin community:
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Guy Swann, founder of Bitcoin Audible, provided valuable perspectives on multi-signature setups and emphasized the importance of using multi-sig as the standard for Bitcoin self-custody and recovery processes.
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We also acknowledge the efforts of the many builders and developers who have worked tirelessly to bring Bitcoin self-custody to its present stage, creating the tools and upholding the principles that Peritas hopes to further.
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Additional input and feedback were provided by members of the Bitcoin community who share a commitment to enhancing security and accessibility for Bitcoin newcomers.
10. Additional Resources
See a breakdown of some of the terms used above in Glossary of Terms.md.
Thanks For Reading!
[For the most up-to-date version of the Peritas White Paper, please visit my Github Repository!]
Block 867476 - MSK 1490
Digging Deeper:
Hey there, I hope you enjoyed this read! If you did, and would like to read more of my barks, follow the links below!
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Curious how I found Bitcoin? Read "Paw Prints to the Timechain"
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Bitcoin meets psychology? I touch on this in "Maslow's Apex"
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Want to understand the basics of Bitcoin? Read "Bitcoin Best Practice"
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If you like seeing bad media takes unpacked, check out "Pup's Double-Takes"
External Resources:
- Want to earn rewards on your mortgage? Use my referral to earn 20,000 free sats at sign up!
- Do you like sharing Bitcoin content and earning sats for doing so? Join me at Stacker.news!
...Woof!
originally posted at https://stacker.news/items/741352
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@ 76c3384a:9279a6e5
2024-10-26 18:04:04While teaching my eldest to read and write using, “Look mommy, I can read and write” my second born also asked me for “school” work. She was barely 4 years old, I designed this workbook, “Look mommy, I am growing up” with the intent to introduce her to the alphabet, numbers and shapes keeping it simple and fun.
The workbook contains wide variety of exercises. There are various exercises including similarities, differences, basic alphabet letters, numbers, and more.
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As a homeschool mom, I believe "schooling" should always be fun especially at the foundation phase age. This helps build a love for learning and that it is something to look forward to. Because my daughter was eager to learn and excited to start I wanted to embrace this phase without breaking her enthusiasm.
This workbook served as a "keep busy" book allowing her to feel involved while her older sister was doing her exercises.
Using the skills I learned while digitizing the first workbook, I started out with Inkscape and Libre Office. Publishing first in Afrikaans and then in English.
Since 2024 my digital books are available for free (no strings attached) for anyone to use, they have also been updated and revamped to be Bitcoin-friendly. All I ask is that you refer to my website or Nostr account when sharing.
I hope you find this helpful. Enjoy, and follow me on Nostr @ SemcoMama. If you’d like to support my work zap me some sats.
About this foundation phase workbook:
An educational exercise book helping children identify differences, similarities and pattern recognition during the foundation phase. “Look mommy, I am growing up” is great for preschoolers.
Children can be creative using different coloured crayons or pencils.
Development of the following:
- Letter- and sound recognition
- Number recognition
- Colours and shapes
- Number 0-10
- Identify
- Colouring
- and more!
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This book is ideal for parents who want to play an active role in this phase of their child’s development and education. It will also give satisfaction to the parent that wants to teach his/her own child the foundation of reading and writing by working together in the book.
(The character style and writing symbols may differ depending on the country you live in.)
DOWNLOAD PDF HERE!
First publication 2017 Second publication 2024 (free to use) Written, designed and cover by SemcoMama
semcomama.co.za / semcomama.npub.pro
© All rights reserved. Feel free to share with all mommies out there and you can also follow me on Nostr @semcomama. If you appreciate my work and found value in it zap me some sats. (through my website or my Nostr. account).
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education
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@ df478568:2a951e67
2024-10-26 17:06:30Declaring myself a nerd on my resume has not yielded many interviews. Therefore, I a studying for an A + certification because most jobs require it. Although I geek-out on obscure Internet protocols, that’s not what businesses want yet. They want people to prove they know what SSH and FTP are. They want port memorization and you must know that an Ethernet cable is called an RJ45 cable. I use these things all the time. I already knew SSH uses port 22, but I didn’t know it was over TCP the Transmission Communications Protocol. Luckily I read the book The 4 Hour Chef by Tim Ferris.
I know what you’re thinking. What the F does a cookbook have to do with IT? Well, this book was really about rapid learning. The idea is to learn any new skill by studying 4 hours per week. The book teaches you how to learn how to cook within 12 weeks by studying 4 hours per week. The beginning of the book is not about cooking at all. One chapter teaches you how to memorize a deck of cards or the first 100 digits of pi. You do this buy converting numbers into sounds and sounds into images. It’s almost as if you use cenesthesia as a memory tool. I used this card deck memorization technique](https://tim.blog/2013/02/07/how-to-memorize-a-shuffled-deck-of-cards-in-less-than-60-seconds/) to memorize common ports and protocols.
How I Use Mnemonics To Remeber Ports
Here is an example of how I used this mnemonic to memorize SSH is commonly found on tcp/22
I used cartoon characters to represent Internet Protocols like tcp or udp. - For tcp, I imagine a character I call taco pollo because it’s the first thing that came to mind when I tried to think of something using the letters t, c, and p. That’s not a real cartoon, so I used AI to dream up a picture of some taco wielding chicken. It’s a strange bird. I know, and so am I, but it works. I also considered using the cartoon chickens from Breaking Bad, but it didn’t quite fit.
- Chicken’s with tacos represent tcp. I thought of this because the word taco has a t and c in it and chicken in Spanish is pollo. This combination is ridiculous, but the more ridiculous the better when it comes to memorization. The goal is to make it unforgettable like Nat King Cole.
- For udp, I use Captain Underpants. Udp made me think of Captain Underpants for similar reasons.
I used actions for the names of ports I memorizing. For example, SSH is the verb shelling.
I use an object for the port number and try to think of an object that fits within the rules of the major number system.
Instead of memorizing that SSH is tcp/22, I create an image in my mind’s eye.
Taco Pollo shelling The Nanny. I embellished this phrase a little using a prompt generator and ran it through Stable AI Core. Here is the prompt I used.
Chicken donning a taco hat, firing artillery shells, towards Fran Drescher as The Nanny; surreal, pop-art style, vibrant colors, high-definition, references to Roy Lichtensteins comic-strip art.
- The chicken and taco represent tcp.
- The artillery shell represents Secure Shell, a.k.a. SSH
- The nanny represents the number 22 because the n sound represents the number 2 in the major number system. Therefore, Nanny = 22. This is my mnemonic for memorizing the Internet protocol, and port number of SSH.
I happen to have already know many of the port numbers already just from working with servers. I used to use Yunohost and it required me to open up many of the ports that I am learning about. A couple years ago, I ran my own email server. It wouldn’t work at first. My research lead me down a rabbit hole that taught me I needed to open port 25 to send emails. This is because SMTP(Simple Mail Transfer Protocol) needs port 25 open. A good mnemonic for this would be “a chicken taco” smurfs a nail. What does smurf mean? I don’t know, but the Smurfs used it as a verb all the time. It also helps me remember SMTP because s and m are the first two letters in the word Smurf. I didn’t know DNS used port 53 until I created the mnemonic, “Captain Underpants dines with Lemmy.” Is it gibberish? Yes. Is it effective? Hell yes!
npub1marc26z8nh3xkj5rcx7ufkatvx6ueqhp5vfw9v5teq26z254renshtf3g0 867,467
Originally published on: https://marc26z.com/memorizing-protocols-and-port-numbers-with-mnemonics/
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@ 3bf0c63f:aefa459d
2024-10-26 14:18:23kind:1
maximalism and the future of other stuff and Nostr decentralizationThese two problems exist on Nostr today, and they look unrelated at first:
- People adding more stuff to
kind:1
notes, such as making them editable, or adding special corky syntax thas has to be parsed and rendered in complicated UIs; - The discovery of "other stuff" content (i.e. long-form articles, podcasts, calendar events, livestreams etc) is hard due to the fact that most people only use microblogging clients and they often don't appear there for them.
Point 2 above has 3 different solutions:
- a. Just publish everything as
kind:1
notes; - b. Publish different things as different kinds, but make microblogging clients fetch all the event kinds from people you follow, then render them natively or use NIP-31, or NIP-89 to point users to other clients that would render them better;
- c. Publish different things as different kinds, and reference them in
kind:1
notes that would act as announcements to these other events, also relying on NIP-31 and NIP-89 for displaying references and recommending other clients.
Solution a is obviously very bad, so I won't address it.
For a while I have believed solution b was the correct one, and many others seem to tacitly agree with it, given that some clients have been fetching more and more event kinds and going out of their way to render them in the same feed where only
kind:1
notes were originally expected to be.I don't think clients doing that is necessarily bad, but I do think this have some centralizing effects on the protocol, as it pushes clients to become bigger and bigger, raising the barrier to entry into the
kind:1
realm. And also in the past I have talked about the fact that I disliked that some clients would display my long-form articles as if they were normalkind:1
notes and just dump them into the feeds of whoever was following me: nostr:nevent1qqsdk90k9k30vtzwpj6grxys9mvsegu5kkwd4jmpyhlmtjnxet2rvggprpmhxue69uhhyetvv9ujumn0wdmksetjv5hxxmmdqy8hwumn8ghj7mn0wd68ytnddaksygpm7rrrljungc6q0tuh5hj7ue863q73qlheu4vywtzwhx42a7j9n5hae35cThese and other reasons have made me switch my preference to solution c, as it gives the most flexibility to the publisher: whoever wants to announce stuff so it can be discovered can, whoever doesn't don't have to. And it allows microblogging clients the freedom to render just render tweets and having a straightforward barrier between what they can render and what is just a link to an external app or webapp (of course they can always opt to render the referenced content in-app if they want).
It also makes the case for microapps more evident. If all microblogging clients become superapps that can render recipe events perfectly why would anyone want to use a dedicated recipes app? I guess there are still reasons, but blurring the line between content kinds in superapps would definitely remove some of the reasons and eventually kill all the microapps.
That brings us back to point 1 above (the overcomplication of
kind:1
events): if solution c is what we're going to, that makeskind:1
events very special in Nostr, and not just another kind among others. Microblogging clients become the central plaza of Nostr, thus protecting their neutrality and decentralization much more important. Having a lot of clients with different userbases, doing things in slightly different ways, is essential for that decentralization.It's ok if Nostr ends up having just 2 recipe-sharing clients, but it must have dozens of microblogging clients -- and maybe not even full-blown microblogging clients, but other apps that somehow deal with
kind:1
events in multiple ways. It's ok if implementing a client for public audio-rooms is very hard and complicated, but at the same time it should be very simple to write a client that can render akind:1
note referencing an audio-room and linking to that dedicated client.I hope you got my point and agreed because this article is ended.
- People adding more stuff to
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@ 4ba8e86d:89d32de4
2024-10-26 14:14:01I2P é uma rede anônima, oferecendo uma camada simples que aplicativos sensíveis à identidade podem usar para se comunicar com segurança. Todos os dados são agrupados com várias camadas de criptografia e a rede é distribuída e dinâmica, sem partes confiáveis.
O Invisible Internet Project começou em 2002. A visão do projeto, conforme descrito em uma entrevista com Lance James, era que a rede I2P "oferecesse total anonimato, privacidade e segurança no mais alto nível possível. Internet descentralizada e ponto a ponto significa não se preocupe mais com seu ISP controlando seu tráfego. Isso permitirá que (as pessoas) realizem atividades contínuas e mudem a maneira como vemos a segurança e até a Internet, utilizando criptografia de chave pública, esteganografia de IP e autenticação de mensagens. A Internet que deveria ter sido, será em breve." Desde então, o I2P evoluiu para especificar e implementar um conjunto completo de protocolos de rede capazes de fornecer um alto nível de privacidade, segurança e autenticação para uma variedade de aplicativos.
A rede I2P. A rede I2P é uma rede de sobreposição ponto a ponto totalmente criptografada. Um observador não pode ver o conteúdo, origem ou destino de uma mensagem. Ninguém pode ver de onde vem o tráfego, para onde está indo ou qual é o conteúdo. Além disso, os transportes I2P oferecem resistência ao reconhecimento e bloqueio por parte dos censores. Como a rede depende de pares para rotear o tráfego, o bloqueio baseado em localização é um desafio que cresce com a rede. Cada roteador na rede participa de tornar a rede anônima. Exceto nos casos em que seria inseguro, todos participam do envio e recebimento do tráfego de rede.
Como funciona o I2P?
O I2P usa criptografia para obter uma variedade de propriedades para os túneis que constrói e as comunicações que transporta. Os túneis I2P usam transportes, NTCP2 e SSU2, para ocultar o tráfego que está sendo transportado por eles. As conexões são criptografadas de roteador para roteador e de cliente para cliente (ponta a ponta). Forward-secrecy é fornecido para todas as conexões. Como o I2P é endereçado criptograficamente, os endereços de rede I2P são auto-autenticados e pertencem apenas ao usuário que os gerou.
A rede é composta por pares ("roteadores") e túneis virtuais unidirecionais de entrada e saída. Os roteadores se comunicam entre si usando protocolos construídos em mecanismos de transporte existentes (TCP, UDP), passando mensagens. As aplicações cliente possuem seu próprio identificador criptográfico ("Destino") que permite enviar e receber mensagens. Esses clientes podem se conectar a qualquer roteador e autorizar a alocação temporária ("lease") de alguns túneis que serão utilizados para envio e recebimento de mensagens pela rede. O I2P possui seu próprio banco de dados de rede interna (usando uma modificação do Kademlia DHT) para distribuir roteamento e informações de contato com segurança.
Sobre a Descentralização e a Rede I2P A rede I2P é quase totalmente descentralizada, com exceção dos chamados Reseed Servers. Isso é para lidar com o problema de bootstrap DHT (Distributed Hash Table). Basicamente, não há uma maneira boa e confiável de deixar de executar pelo menos um nó de inicialização permanente que os participantes que não são da rede possam encontrar para começar. Uma vez conectado à rede, um roteador só descobre pares construindo túneis "exploratórios", mas para fazer a conexão inicial, um host reseed é necessário para criar conexões e integrar um novo roteador à rede. Os servidores reseed podem observar quando um novo roteador baixou um reseed deles, mas nada mais sobre o tráfego na rede I2P.
Recursos do I2P
O I2P oferece uma série de recursos para proteger a privacidade do usuário. Alguns desses recursos incluem:
Ocultação do endereço IP: O I2P oculta o endereço IP do usuário, tornando impossível que alguém rastreie a atividade do usuário na rede.
Comunicação segura: Todas as comunicações dentro da rede I2P são criptografadas de ponta a ponta, garantindo a privacidade do usuário.
Anonimato: O I2P permite que os usuários se comuniquem de forma anônima, o que significa que sua identidade não é exposta durante a comunicação.
Sites ocultos: O I2P permite que os usuários criem e acessem sites ocultos, que só podem ser acessados dentro da rede I2P.
Vantagens do uso do I2P
O I2P oferece várias vantagens para os usuários que desejam proteger sua privacidade online. Algumas dessas vantagens incluem:
Proteção contra vigilância governamental: O I2P ajuda a proteger os usuários contra a vigilância governamental, tornando impossível rastrear o endereço IP do usuário.
Anonimato em redes públicas: O I2P ajuda a proteger os usuários contra ataques de hackers em redes Wi-Fi públicas.
Acesso a sites censurados: O I2P permite que os usuários acessem sites que estão bloqueados em sua região ou país.
O I2P é uma rede anônima de comunicação que oferece recursos de privacidade avançados para proteger a privacidade do usuário. Ele permite que os usuários se comuniquem de forma anônima e segura e cria uma solução eficaz para usuários que valorizam a privacidade e a segurança online. Se você está preocupado com sua privacidade online, o I2P pode ser uma ótima escolha.
https://github.com/i2p
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@ 592295cf:413a0db9
2024-10-26 13:39:00[Week 21-10] I thinks that Saylor is on right, don't trust verify, is bullshit Bitcoin is a financial tool! I think it's good for me to get away from social media once a week. I could do things outside, like walking. Take pictures of the landscape. The weirdest thing is when the alarm calls you up in an hour.
Fiatjaf wants a cache client. I feel like I can do it, I have the set to do it, but nostrudel is no longer working, so it's a little murky. Next nostrudel does not accept changes to settings (It works now!), so maybe i can think something. I want to make a corny chat, test, read this article. Nostr doesn't work with a vpn because relays don't know who you are. jokes aside, some clients have difficulties.
I couldn't take pictures of the landscape if I didn't take the wind blades. Small local controversy.
Missing the point of content creator. Simply for final user, Simply for the creator, new feature, no missing nothing. I'm trying to limit everything to writing for a week. I almost did. Maybe another week can do well.
Meanwhile I updated apps like Amber and Voyager, coracle, nostrmo.
The experiment continues with open vibe following the trending of Nostr. I'm following almost 120 npub. He'll stop, I don't know, possible he's already reached the limit. You still can't block words on the Nostr side of Open, strange thing. The app doesn't count the follow well, still some problem cleaning the cache seems that it doesn't need. After a while open and close and seems updated. I wanted to try open librarian, but I was busy sending fake zap on Nostr. This morning i try and It keeps giving me error 500 when I try to connect to a relay.
I hate when a profile follows everyone indistinctly, why does everyone follow? and in voyage, I read with WoT setting, I probably have to do unfollow. There must be an indication in which not include the followers of this person in the web of trust, I would do it by default if you follow more than 600 people.
WoT on Nostr Visualized post on stackernews
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@ a95c6243:d345522c
2024-10-26 12:21:50Es ist besser, ein Licht zu entzünden, als auf die Dunkelheit zu schimpfen. Konfuzius
Die Bemühungen um Aufarbeitung der sogenannten Corona-Pandemie, um Aufklärung der Hintergründe, Benennung von Verantwortlichkeiten und das Ziehen von Konsequenzen sind durchaus nicht eingeschlafen. Das Interesse daran ist unter den gegebenen Umständen vielleicht nicht sonderlich groß, aber es ist vorhanden.
Der sächsische Landtag hat gestern die Einsetzung eines Untersuchungsausschusses zur Corona-Politik beschlossen. In einer Sondersitzung erhielt ein entsprechender Antrag der AfD-Fraktion die ausreichende Zustimmung, auch von einigen Abgeordneten des BSW.
In den Niederlanden wird Bill Gates vor Gericht erscheinen müssen. Sieben durch die Covid-«Impfstoffe» geschädigte Personen hatten Klage eingereicht. Sie werfen unter anderem Gates, Pfizer-Chef Bourla und dem niederländischen Staat vor, sie hätten gewusst, dass diese Präparate weder sicher noch wirksam sind.
Mit den mRNA-«Impfstoffen» von Pfizer/BioNTech befasst sich auch ein neues Buch. Darin werden die Erkenntnisse von Ärzten und Wissenschaftlern aus der Analyse interner Dokumente über die klinischen Studien der Covid-Injektion präsentiert. Es handelt sich um jene in den USA freigeklagten Papiere, die die Arzneimittelbehörde (Food and Drug Administration, FDA) 75 Jahre unter Verschluss halten wollte.
Ebenfalls Wissenschaftler und Ärzte, aber auch andere Experten organisieren als Verbundnetzwerk Corona-Solution kostenfreie Online-Konferenzen. Ihr Ziel ist es, «wissenschaftlich, demokratisch und friedlich» über Impfstoffe und Behandlungsprotokolle gegen SARS-CoV-2 aufzuklären und die Diskriminierung von Ungeimpften zu stoppen. Gestern fand eine weitere Konferenz statt. Ihr Thema: «Corona und modRNA: Von Toten, Lebenden und Physik lernen».
Aufgrund des Digital Services Acts (DSA) der Europäischen Union sei das Risiko groß, dass ihre Arbeit als «Fake-News» bezeichnet würde, so das Netzwerk. Staatlich unerwünschte wissenschaftliche Aufklärung müsse sich passende Kanäle zur Veröffentlichung suchen. Ihre Live-Streams seien deshalb zum Beispiel nicht auf YouTube zu finden.
Der vielfältige Einsatz für Aufklärung und Aufarbeitung wird sich nicht stummschalten lassen. Nicht einmal der Zensurmeister der EU, Deutschland, wird so etwas erreichen. Die frisch aktivierten «Trusted Flagger» dürften allerdings künftige Siege beim «Denunzianten-Wettbewerb» im Kontext des DSA zusätzlich absichern.
Wo sind die Grenzen der Meinungsfreiheit? Sicher gibt es sie. Aber die ideologische Gleichstellung von illegalen mit unerwünschten Äußerungen verfolgt offensichtlich eher das Ziel, ein derart elementares demokratisches Grundrecht möglichst weitgehend auszuhebeln. Vorwürfe wie «Hassrede», «Delegitimierung des Staates» oder «Volksverhetzung» werden heute inflationär verwendet, um Systemkritik zu unterbinden. Gegen solche Bestrebungen gilt es, sich zu wehren.
Dieser Beitrag ist zuerst auf Transition News erschienen.
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@ b6424601:a11e4ff4
2024-10-26 12:12:56In 2007, my 10-year-old business had just signed a 5-year lease on Atlanta's Peachtree Road with enough space for my partner and our wives' separate companies to continue growing. We thought we were an overnight success 10 years in the making. 14K a month split between 3 companies, all in the housing and office design industry; what could go wrong?
As I look back on those early days, I realize that our business was fueled by the fiat jet fueled housing run-up. Two couples, three businesses, and all personally guaranteed. We thought we were an overnight success, but little did we know that the housing market was about to take a drastic turn.
In 2008, I joined a Vistage CEO group, where I was tasked with presenting to the group on my approach to designing buildings for individuals. I saw an opportunity to analyze the patterns that produced good projects for happy clients, and I teamed up with a contractor buddy to work on a joint presentation. Our efforts yielded ten principles that produced the highest ROI beyond providing a primary place to live.
These principles were the foundation of our approach to architecture, and they were based on our experiences working with individuals on their custom house projects. We focused on listening to our clients, designing buildings that stood out while fitting in, creating lifetime homes, and making projects sustainable and viable.
As I reflect on our journey, I realize that the principles we developed were an interesting reflection of what was happening to our clients in the housing market of that time and how we as architects help our clients get through the process. Over time, we had to adapt and evolve to respond to changing conditions.
In 2010, we made changes to respond to a client environment where projects happened without banks. Clients spent paper on their projects, and construction loans were not available. What the subsequent buyers wanted when the house was sold was off the table. Remember being thankful our clients had cash to spend on projects in our survival predicament.
In hindsight, our clients are probably grateful as well for being able to convert paper into a hard asset. The principles evolved slowly until the COVID came in 2020. I was ready to hunker down and go to business survival mode like back in the crash, converting staff to contractors again and only paying for billable work.
But "your" government made PPP rain from the sky on our small business with employees. In addition, clients working from home who needed change or from their vacation property added gasoline to the fire. By 2022, inflation raged, described as transitory, to change the build cost from 1.2 million to a new price of 2.2 million for the new Intown infill homes. That is 83% inflation over 2 years, no matter what the CPI said.
The principles pivoted to respond: going fast to respond to inflation, managing the stuff to deal with supply chain problems, providing a viability budget before starting work to help clients understand the cost, and guiding our clients through the choppy waters of inflation.
We added a new principle about stewardship, which has become a cornerstone of our approach. We want to become architects for life for our completed projects and owners. We want to maintain relationships, observe results, and be trusted advisors as our projects age and clients' needs evolve.
Today, we are proud to say that our principles have evolved into 10 guiding principles that organize our approach to producing architecture asset architecture for the individual. We leverage the team of clients, contractors, vendors, and our time through our principle based process to produce architecture worthy of being an asset for our clients and families.
These 10 principles are:
- Listen: Analyze and understand our client's goals, constraints, and opportunities to communicate our vision of what is possible.
- Establish Viability: Before starting our project process, we will engage our client in a pre-project viability phase to diagnose and prescribe our solutions with a timeline and budget for client approval.
- Be a Design Sherpa: Our process is the most important value we provide. Following our process milestones will lead new and experienced clients through the 1000’s of design decisions to evolve in the correct order at the proper time.
- Design in Context: We believe context is the caldron of good architecture fits into its location both from the outside and inside out. Designing in context allows a building to stand out while fitting into the adjacent network of spaces around it.
- Architecture is a team sport: We believe in custom teams for custom projects, collaborating with partners who care about our clients and believe in our process as much as we do.
- Design for the individual: We do our most fulfilling work with clients who will live in or operate architecture explicitly created for their needs.
- Investment iteration: We break down the design process into decision milestones, providing increasingly detailed pricing for initial ideas, building shell, and interior selections to empower clients to make informed decisions about the value they're willing to exchange for their desired architecture.
- Create Asset Architecture: Design and execute projects that hold long-term value and provide a return on investment beyond the currency used build the project.
- Be present: Designing and building stuff is an atypical and infrequent activity for our client. Help our clients enjoy the journey and results that could be life-changing (in a good way).
- Stewardship—We want to Become architects for life for our completed projects and owners. We want to maintain relationships, observe results, and be trusted advisors as our projects age and clients' needs evolve.
We're an architect tribe that has refined our principles to design buildings that truly matter for the people that use them. Aspire to create hard asset architecture worth exchanging for the hardest money there is.
HODL on.
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@ 599f67f7:21fb3ea9
2024-10-26 11:22:06Zer da Cashu?
Cashu Bitcoin-erako ecash protokolo ireki bat da, transakzio azkarrak eta komisio gabekoak eskaintzen dituena, pribatutasun ia perfektuarekin. Xehetasun gehiago nahi izanez gero, gure azalpena ikus dezakezu.
eNuts
eNuts Cashu-rako mugikorretarako zorro bikaina da, Android eta iOS (TestFlight) plataformetan eskuragarri dagoena. Mint anitzekin lan egitea ahalbidetzen du eta nostr bidez bidalketak egiteko aukera ere eskaintzen du.
⚠️ eNuts eta Cashu oraindik beta fasean daude. Funtsak galtzeko arriskua dago. Aplikazioa instalatzerakoan arriskuen inguruan irakurri. Galera ekonomikoei aurre egiteko gai zaren zenbateko txikiekin saiatu.
Probatu
Prozesu honetan zehar mint-ekin elkarreragin, ecash-a jaso eta bidali, segurtasun-kopiak egin, Lightning-era ateratzeak eta mint-en artean trukaketak egingo ditugu. Azkenik, nostr kontaktu funtzionalitatea probatuko dugu.
Instalatu
Sartu eNuts webgunera eta instalatu aplikazioa zure sistema eragilerako.
Mint bat gehitzea
Ecash-arekin elkarreragiteko, lehenik mint bat behar duzu. Mint honetan zure ecash token-ak sortzen eta itzultzen dira. Mint-a da zure Bitcoin-en zaindaria, baina ez daki nor zaren, norekin egiten duzun transakzioa, ezta zenbat diru duzun ere. Probetarako Txoko mint erabili dezakezu.
- Joan Txoko Mint-era. Kopiatu mint URL-a.
- eNuts-en, joan Aukerak > Mint kudeaketa eta sakatu + botoia. Itsatsi lehen urratsean kopiatu duzun mint URL-a.
💡 Mint gehigarriak ere gehitu ditzakezu. Mint publiko batzuk MintIndex-en aurki daitezke. Kontuan izan mint batzuek zenbateko jakin bat gordetzen dutela bideratze-gastuak ordaintzeko, eta, beraz, ezin dituzula zure sats guztiak atera.
Tokenak sortzea
Mint bat gehitu duzunean, eNuts-ek automatikoki galdetuko dizu mint horretatik Cashu token berriak sortu nahi dituzun.
- Erantzun Bai.
- Sortu faktura bat mintu nahi duzun zenbatekoarentzat. Zenbateko txiki batekin saiatu, adibidez, 100 sats.
- Ordaindu faktura Lightning zorro batetik. Faktura ordaindutakoan, ecash token-ak izango dituzu.
Prozesu honek aukera ematen dizu ecash token-ak sortzeko, eta horiek zure transakzioetarako erabiltzeko prest izango dituzu.
Ecash-ekin transakzioak egitea
Ecash-ekin transakzioak egitea, funtsean, datu multzoak bidaltzea eta jasotzea da. Funtzionalitate hauek zuk zeuk probatzeko, bidali eta jaso dezakezu zure buruari.
- Ecash bidaltzeko, sakatu Bidali > Ecash bidali.
- Mint bat baino gehiago erabiltzen baduzu, aukeratu bidali nahi duzun mint-a. Ondoren, aukeratu Kopiatu eta partekatu.
- Aukeratu zenbatekoa.
- Nahi izanez gero, gehitu ohar bat, eta sakatu Jarraitu.
- Berretsi ordainketa xehetasunak eta sortu token-a. Une honetan, coin selection funtzioa erabil dezakezu zein token erabili nahi dituzun hautatzeko.
Ohartu token-ak 1 sat, 2 sats, 4 sats, 8 sats, 16 sats eta antzeko zenbatekotan sailkatuta daudela. Horiek 10 euroko, 20 euroko edo 50 euroko billeteak bezala irudika ditzakezu. - Kopiatu token-a.
Une honetan, token-a beste norbaiti bidal diezaiokezu edo zure zorroan berreskuratu. Saiakera moduan, bigarren aukera hau egingo dugu.
- Ecash jasotzeko, sakatu Jaso > Itsatsi eta berreskuratu Ecash. eNuts-ek automatikoki irakurriko du zure arbeletik eta token-a berreskuratuko du.
💡 Zure transakzioen historian ecash token-a zain dagoen egiaztatu dezakezu, eta hartzaileak ez badu berreskuratu, itzuli dezakezu. Horretarako, sakatu zure historiako irteerako transakzioan eta aukeratu Egiaztatu token-a gastatu den. Token-a zain badago, Itzuli token-a sakatu dezakezu eta berriro zure zorroan izango duzu.
Multimint trukeak
Mint desberdinen artean bidalketak eta jasotzeak posibleak diren galdetu baduzu, erantzuna bai da, neurri batean. Hala ere, Cashu token-ak zuzenean mint batetik bestera bidaltzea ez da zuzenean egiten; horren ordez, transakzioak Lightning-era bideratzen dira, mint bat Lightning nodo bat ere badelako. Cashu token-ak ez dira bateragarriak nodo desberdinen artean.
Hau probatzeko, beste mint bat gehitu dezakezu oraindik egin ez baduzu, adibidez, cashme LNbits mint edo eNuts mint lehenetsia.
💡 Kontuan izan mint batzuek sats kopuru bat gordetzen dutela bideratze-gastuak ordaintzeko. Arazo hau konpontzeko, zure mint propioa sor dezakezu Bitcoin Txoko LNbits zorroarekin, Cashu luzapena aktibatuz.- Joan Aukerak > Mint kudeaketa atalera, eta aukeratu trukatu nahi duzun mint-a. Ondoren, joan Multimint trukeak atalean.
- Aukeratu trukatu nahi duzun mint-a.
- Aukeratu zenbatekoa eta sakatu Kuotak aurreikusi Lightning gastuen kalkulua egiteko.
- Sakatu Jarraitu.
- Egiaztatu xehetasunak, eta nahi izanez gero, coin selection funtzioa erabili. Ondoren, sakatu Orain trukatu.
Prozesu honetan, bidaltzen ari den mint-ak Lightning faktura bat ordaintzen du jasotzen ari den mint-aren bidez. Faktura osatu bezain laster, trukatuta dagoen token-a zure zorroaren saldoan agertu beharko litzateke jasotzen ari den mint-ean.
Ateratzea
Zure Cashu sats-ak berriro Lightning sats bihurtu nahi dituzunean, ateratzeko aukera duzu. Prozesua hauxe da:
- Sakatu Bidali > Lightning faktura ordaindu.
- Mint bat baino gehiago erabiltzen baduzu, aukeratu bidaliko duzun mint-a.
- LN faktura edo LNURL atalean, sartu faktura bat, LNURL edo Lightning helbide bat; edo, besterik gabe, QR kode bat eskaneatu.
- Aukeratu zenbatekoa eta sakatu Kuotak aurreikusi.
- Egiaztatu xehetasunak, eta dena zuzen dagoela ikusi ondoren, sakatu Ateratzea.
Prozesu hau amaitutakoan, mint-ak Cashu token-ak trukatzen ditu eta Lightning faktura ordaintzen du.
Segurtasun kopiak
Cashu token-ak babesteko prozesua, agian, ezberdina izango da Bitcoin eta Lightning zorroak babesteko ohiko prozesuekin alderatuta. Diru-funtsak datu blokeekin irudikatzen direnez, Cashu token-ak babesten dituzunean datu bloke horiek bakarrik babesten ari zara. Honek esan nahi du segurtasun-kopiak baliogabetzen direla transakzio berri bat egiten duzun bakoitzean.
eNuts aplikazioak Cashu token bat sortzen du zure funts guztiekin, eta token horiek zein mint-ekoak diren jasotzen du.
- Segurtasun-kopia bat sortzeko, joan Aukerak > Segurtasuna > Sortu babeskopia token. Kopiatu token-a eta gorde toki seguru batean.
Bestela, mint bakoitza banaka babestu dezakezu: - Horretarako, joan Aukerak > Mint kudeaketa atalera eta aukeratu babestu nahi duzun mint-a. Ondoren, sakatu Funtseak babestu, kopiatu token-a eta gorde toki seguru batean.
Berreskuratzea
Berreskuratzeko, kopiatu babeskopia token-a eta ireki eNuts aplikazioa. Aplikazioak automatikoki irakurriko du zure arbelean dagoena eta galdetuko dizu token-a berreskuratu nahi duzun.
Nostr
eNuts aplikazioak Nostr integrazioa eskaintzen du, horrela zure kontaktu zerrendara ecash bidali ahal izateko. Funtzio hau erabiltzeko, honako pauso hauek jarraitu behar dituzu:
- Joan Kontaktuak atalera eta itsatsi zure Nostr gako publikoa.
- eNuts-ek zure kontaktu zerrenda eskuratuko du relays-etatik. Tamalez, bilaketa funtzioa oraindik ez dago eskuragarri, eta horrek kontaktu zuzena aurkitzea zaildu dezake, kontaktu asko izanez gero.
Hartzaileak Nostr motako 4 mezu zuzena jasoko du, Cashu token-arekin. Hartzaileak mezu hau bere zorroan berreskuratu eta token-a erabili ahal izango du.
Ondorioa
Gida hau lagungarria iruditu zaizu? Saiatu Cashu token batzuk bidaltzen Nostr bidez!
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@ e97aaffa:2ebd765d
2024-10-26 10:10:21Não é possível determinar o número exato de quantos bitcoins terá o Satoshi, já foram efectuados diversos estudos, apesar de discrepâncias nos resultados, estima-se entre os 900 mil a 1.1 milhões de moedas.
A Arkham identificou apenas 3 endereços (P2PKH) pertencentes ao Satoshi, não esquecendo que no início não existiam endereços, os bitcoins eram enviados diretamente para a pubkey (chave pública, P2PK).
Este gráfico apenas contabiliza os bitcoins em endereços. Mesmo após o desaparecimento de Satoshi, a comunidade continua a enviar moedas para os seus endereços.
O endereço principal recebe regularmente moedas, têm mais de 38 mil transações, entre elas, destaca-se as seguintes:
Este ano, um anônimo doou quase 27btc, incrível.
O problema
A muito longo prazo, com o desenvolvimento tecnológico, os computadores vão ficar cada vez mais poderosos. Conforme os computadores vão evoluindo, o desenvolvimento da computação quântica, o bitcoin vai acompanhar essa evolução tecnológica, para se manter seguro. Os utilizadores terão que migrar de endereços mais antigos para endereços mais resilientes. É uma evolução natural.
O problema está nas moedas que estão em tecnologias/endereços mais antigos, sobretudo nos que têm a pubkey exposta, estes serão os primeiros alvos. Vai demorar muitos anos, mas um dia será possível ter acesso a esses UTXOs. O pagamento para P2PK foi utilizado entre 2009 e 2010, hoje em dia é quase inexistente.
Não é necessário entrar em pânico, os endereços SegWit são muito mais seguros e resilientes, porque oculta a pubkey. A pubkey só é revelada no momento em que efetua a primeira transação(enviar), assim para garantir uma melhor segurança é essencial não reutilizar endereços.
Só que existem 45370 UTXOs que não realizaram a migração para tecnologias mais seguras, isto representa mais de 1.7 milhões de Bitcoins, ou seja, 8.73% do supply.
Apenas uma minoria dessas moedas pertence a bitcoiners no “ativos”, a grande maioria pertence ao Satoshi e as pessoas que perderam as chaves. Apesar de tudo, esporadicamente algumas dessas moedas são movidas, este ano já foram 172 UTXOs, equivalente a 7707 BTC.
Além dos P2PK ainda existem os endereços que foram reutilizados, que tem a chave pública exposta, assim o número aumenta para 4 milhões de moedas, apesar de ser um número elevado, não é preocupante, porque parte destas moedas ainda tem donos ativos, quando for necessário, vão se mover para endereços mais seguros.
O dilema
«Moedas perdidas apenas fazem com que as moedas de todos os outros valham um pouco mais. Pense nisso como uma doação para todos.» – Satoshi
O problema é que essas moedas não estão perdidas para sempre, talvez daqui a 5 ou 20 anos, não sei, mas uma coisa é certa, um dia vão ser recuperadas e não serão pelos legítimos donos.
Assim, nos próximos anos a comunidade de bitcoiners terá um dilema para resolver, o que fazer com os Bitcoins do Satoshi/P2PK?
Existem duas possibilidades: não fazer nada e essas moedas voltam a circular ou então, mudar o código para bloquear as moedas para sempre.
Qualquer uma das soluções será algo extremamente polémica, certamente vai dividir a comunidade, vai ser uma discussão acirrada, dificilmente haverá um consenso, por isso é mais provável ficar tudo como está.
Vendo bem, o bitcoin vai passar por uma situação similar ao ouro, periodicamente são descobertas moedas de ouro, que foram escondidas durante décadas ou séculos pelos nossos antepassados. O ouro que estava “perdido”, volta à circulação.
Será uma nova corrida ao “ouro”, o resgate das moedas do Satoshi. Se esse resgate for lento e gradual, não terá grande impacto, mas se for num curto espaço de tempo será um enorme problema, são mais de 8% de supply que entram no mercado.
O preço poderá ser um problema, mas a meu ver, o grande problema é a busca em si, porque será mais lucrativo gastar energia na procura das moedas do Satoshi do que minerar novos bitcoins.
Será que a hashrate não cairá drasticamente? Colocando em causa a segurança da rede.
Esta é a minha principal dúvida e receio.
A minha opinião
Hoje eu penso que deveríamos optar por algo intermédio, nem com a proibição total, nem sem restrições. Apenas nos blocos com o número múltiplo de 144, ou seja, um bloco por dia, seria possível incluir transações P2PK. Além disso, o número de transações por bloco seria limitado: 1 UTXO maior que 10 btc ou vários UTXOs com uma soma inferior a 10 btcs.
Este limite de “espaço” é suficiente para os legítimos donos das moedas efetuarem as transações no período pré quântica. No período pós quântica, se a quebra da criptografia for muito rápida, o limite de bloco vai criar uma gargalo, vai obrigar o aumento drástico do fee, reduzindo o lucro do “ladrão”, além de financiar os mineradores.
Conclusão
A minha ideia é muito complexa, mas o bitcoin é um protocolo simples, a comunidade é muito conservadora, dificilmente aceitaria algo assim tão complexo. Por isso eu digo, só existem dois caminhos plausíveis, ou não fazer nada ou a proibição total dos P2PK.
Mas vamos ter muitos anos para pensar sobre o assunto.
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@ 07e188a1:24d232f3
2024-10-26 09:16:44Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
A sub heading goes a long way
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
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@ d625c21c:dfa2ef0f
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SSC Online Coaching Our online coaching program offers flexibility for students who prefer remote learning or have time constraints: Live Online Classes: Real-time, interactive classes covering the entire syllabus. Recorded Lectures: Access recorded sessions for self-paced study and revision. 24/7 Doubt Resolution: Online discussion boards and chat support for resolving doubts.
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Personalized Coaching Programs Our personalized coaching programs are tailored to the individual strengths and needs of each student, focusing on: Customized Study Plans: Adaptive schedules based on your strengths and areas for improvement. One-on-One Sessions: Individual mentoring sessions for focused attention. Goal Setting and Tracking: Personalized targets and regular progress reviews.
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Study Resources Our coaching includes a variety of study resources designed for comprehensive SSC preparation, accessible across platforms.
Online Video Lectures Topic-Wise Video Lectures: Covering each subject thoroughly. Concept-Focused Videos: Explaining complex concepts in an easy-to-understand manner. Downloadable Content: Download videos for offline access and revision.
Important SSC Exam Topics and Guides Exam Guides: Complete topic breakdowns for SSC exams, focusing on high-scoring areas. Tips and Strategies: Subject-specific strategies to tackle each section efficiently. Frequently Asked Questions: Insights into commonly asked questions across all SSC exam tiers.
SSC Exam Preparation Apps and Tools We recommend and provide access to apps and tools to assist with SSC preparation: Daily Practice Apps: Mobile-friendly apps offering quizzes and daily practice questions. Performance Analytics Tools: Track your performance, identify weak areas, and customize your study plan. SSC Prep Games: Engaging apps with educational games and flashcards for easy learning.
Downloadable E-Books for SSC Exams Access a library of downloadable e-books covering key SSC topics: Quantitative Aptitude and Reasoning: Books with solved examples, formulas, and practice questions. General Awareness and English Language: Comprehensive guides with theory, practice, and revision notes. Mock Test Collections: E-books with mock tests and detailed solutions for exam practice.
Blog Our blog keeps students updated with the latest insights and tips for SSC exam preparation. SSC Exam Updates and News: Stay informed about exam dates, syllabus changes, and other key updates. SSC Exam Preparation Tips: Practical tips from experts to help students maximize their potential. Time Management for SSC Exams: Guides on managing time effectively for each section. Common Mistakes to Avoid in SSC Exams: Learn about common pitfalls and how to avoid them.
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@ 2df170ea:90d2b157
2024-10-26 06:43:03If you're experiencing the issue of Orbi not connected to the internet, start by accessing the Orbi Login page through your web browser. Once logged in, check the status of your internet connection and ensure all cables are securely connected. Look for any error notices on the dashboard. If the problem persists, reset your Orbi router and modem. Additionally, check for firmware upgrades in the settings. Following these instructions will help you restore your internet connection fast and efficiently.
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@ a012dc82:6458a70d
2024-10-26 02:54:27Table Of Content
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Understanding MicroStrategy's Bitcoin Holdings
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A Strategic Hedge Against Inflation
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Embracing Digital Transformation
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Maximizing Long-Term Returns
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Enhancing Shareholder Value
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Creating Synergies with Business Operations
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Leveraging Bitcoin's Network Effect
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Conclusion
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FAQ
In the world of finance, few moves have been as bold and controversial as MicroStrategy's decision to invest heavily in Bitcoin. As uncertainty looms over traditional investment avenues, this technology-focused company has chosen to embrace the decentralized digital currency. With a commitment of billions of dollars, MicroStrategy's Bitcoin holdings have attracted attention from investors, analysts, and enthusiasts alike. This article delves into the motivations and implications of MicroStrategy's Bitcoin holdings, examining the potential risks and rewards in these uncertain times.
Bitcoin Holdings
Understanding MicroStrategy's Bitcoin Holdings To comprehend the significance of MicroStrategy's Bitcoin holdings, it is crucial to grasp their approach and strategy. Here are the key aspects to consider:
A Strategic Hedge Against Inflation
In an era of economic uncertainty, many investors seek alternative assets to protect against inflation. Bitcoin's limited supply and decentralized nature make it an appealing option for wealth preservation.
MicroStrategy recognized the potential value of Bitcoin as a hedge against inflation and made a bold move by investing a substantial portion of its treasury reserves in the cryptocurrency.
Embracing Digital Transformation
MicroStrategy, a renowned technology-focused company, believes in the power of digital transformation. By incorporating Bitcoin into its treasury strategy, the company demonstrates its confidence in the future of digital currencies and the underlying blockchain technology.
This move positions MicroStrategy as a pioneer in the corporate adoption of Bitcoin, potentially encouraging other companies to explore similar avenues.
Maximizing Long-Term Returns
MicroStrategy's CEO, Michael Saylor, has been a vocal advocate for Bitcoin, emphasizing its potential as a long-term investment. By converting a significant portion of their reserves into Bitcoin, the company aims to maximize returns over time, capitalizing on the cryptocurrency's potential growth.
Enhancing Shareholder Value
MicroStrategy's decision to invest in Bitcoin is not only driven by financial considerations but also by a commitment to enhancing shareholder value. By diversifying their assets and potentially generating substantial returns, the company aims to provide long-term benefits to its shareholders.
Creating Synergies with Business Operations
MicroStrategy's business revolves around data analytics and intelligence. By investing in Bitcoin, the company can leverage its expertise to analyze blockchain data and gain insights into market trends, potentially opening up new business opportunities and revenue streams.
Leveraging Bitcoin's Network Effect
Bitcoin's status as the largest and most recognized cryptocurrency grants it a significant network effect. MicroStrategy's investment in Bitcoin allows them to participate in this thriving ecosystem, potentially reaping benefits from increased adoption and acceptance.
Conclusion
MicroStrategy's Bitcoin holdings represent a bold move in uncertain times. By embracing Bitcoin as a strategic asset, the company positions itself at the forefront of the digital currency revolution. While risks accompany this venture, the potential rewards could reshape the corporate investment landscape. MicroStrategy's decision sets a precedent for other companies to explore the merits of Bitcoin and highlights the growing importance of cryptocurrencies in the financial world.
FAQ
Why did MicroStrategy choose Bitcoin over other cryptocurrencies? MicroStrategy's decision to focus on Bitcoin stems from its established market presence, robust infrastructure, and reputation as a store of value. Additionally, Bitcoin's limited supply and extensive adoption make it a favorable choice for long-term investment.
How does MicroStrategy's Bitcoin investment impact its financial position? MicroStrategy's investment in Bitcoin adds a new dimension to its financial position. While it introduces volatility due to Bitcoin's price fluctuations, the potential upside can significantly impact the company's overall balance sheet and shareholder value.
What are the risks associated with MicroStrategy's Bitcoin holdings? Investing in Bitcoin involves inherent risks, such as market volatility, regulatory uncertainty, and potential security breaches. MicroStrategy's substantial exposure to Bitcoin amplifies these risks, making the company vulnerable to significant losses in the event of a market downturn.
That's all for today
If you want more, be sure to follow us on:
NOSTR: croxroad@getalby.com
Instagram: @croxroadnews.co
Youtube: @croxroadnews
Store: https://croxroad.store
Subscribe to CROX ROAD Bitcoin Only Daily Newsletter
https://www.croxroad.co/subscribe
DISCLAIMER: None of this is financial advice. This newsletter is strictly educational and is not investment advice or a solicitation to buy or sell any assets or to make any financial decisions. Please be careful and do your own research.
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@ 4ba8e86d:89d32de4
2024-10-26 02:51:21Inicialmente criado como uma evolução do projeto CopperheadOS, o GrapheneOS é uma versão modificada do Android que concentra seus esforços na proteção da privacidade e segurança dos usuários. Foi iniciado por Daniel Micay, também conhecido como thestinger, após um desentendimento com os cofundadores do CopperheadOS em 2018. O foco principal do GrapheneOS é fornecer um sistema operacional móvel altamente seguro e com ênfase na privacidade para dispositivos Google Pixel.
Uma das principais características do GrapheneOS é sua rápida atualização de segurança, juntamente com recursos avançados de privacidade. O sistema operacional adota tecnologias que mitigam diferentes tipos de vulnerabilidades, dificultando a exploração das principais fontes de risco. Ele também aprimora a segurança dos aplicativos em execução no sistema operacional, reforçando a sandbox do aplicativo e outros limites de segurança.
O GrapheneOS se esforça para garantir que os recursos de privacidade e segurança não afetem negativamente a experiência do usuário. Idealmente, esses recursos são projetados para estar sempre ativados, sem adicionar complexidade adicional ou opções de configuração que possam sobrecarregar o usuário. No entanto, em certos casos, são adicionados interruptores para recursos como permissões de rede, permissões de sensores e restrições quando o dispositivo está bloqueado (por exemplo, periféricos USB, câmera, ladrilhos rápidos).
O GrapheneOS tem ganhado popularidade como uma escolha confiável para usuários que valorizam a privacidade e a segurança em seus dispositivos móveis. É reconhecido como uma das opções mais seguras e privadas disponíveis para o sistema Android.
Recomenda-se a compra dos seguintes dispositivos para usar o GrapheneOS devido à sua melhor segurança e garantia mínima de 5 anos para atualizações completas de segurança:
- Pixel 7a
- Pixel 7 Pro
- Pixel 7
- Pixel 6a
- Pixel 6 Pro
- Pixel 6
Os dispositivos mais recentes possuem uma garantia mínima de 5 anos, mas o suporte real pode ser ainda maior. O Pixel 7 e o Pixel 7 Pro apresentam melhorias em relação aos modelos anteriores, como GPU e rádio celular aprimorados, além de uma atualização incremental da CPU. O Pixel 7a oferece um bom custo-benefício com recursos semelhantes ao Pixel 7, exceto pelo carregamento sem fio lento e proteção contra poeira/água mais fraca.
O Pixel 6, Pixel 6 Pro e Pixel 6a ainda podem ser uma opção válida se encontrados a um preço atrativo, pois possuem de 3,5 a 4 anos de garantia mínima de suporte restante.
Dispositivo
Google Pixel 7a , maio de 2028 , 5 anos.
Google Pixel 7 Pro , outubro de 2027 , 5 anos.
Google Pixel 7 , outubro de 2027 , 5 anos.
Google Pixel 6a, julho de 2027 ,5 anos.
Google Pixel 6 Pro , outubro de 2026 ,5 anos.
Google Pixel 6 ,outubro de 2026 ,5 anos.
Google Pixel 5a , agosto de 2024 ,3 anos.
Google Pixel 5 , outubro de 2023 , 3 anos.
Google Pixel 4a 5G , novembro de 2023 ,3 anos.
Google Pixel 4a, agosto de 2023 ,3 anos.
Google Pixel 4 , Outubro 2022 , 3 anos.
Google Pixel 4 XL ,Outubro 2022 ,3 anos.
No que diz respeito à segurança e privacidade, o GrapheneOS utiliza uma versão aprimorada da criptografia de disco baseada no sistema de arquivos do Android OpenSource Project. Os dispositivos suportados possuem suporte substancial baseado em hardware para aumentar a segurança da criptografia. A autenticidade e integridade das partições de firmware e do sistema operacional são verificadas em cada inicialização. O GrapheneOS implementa criptografia de disco completo por meio de criptografia baseada em sistema de arquivos, garantindo que todos os dados, nomes de arquivos e metadados sejam armazenados criptografados.
O sistema utiliza chaves de criptografia de disco geradas aleatoriamente e armazenadas criptografadas. Dados confidenciais são armazenados em perfis de usuário com suas próprias chaves de criptografia. O GrapheneOS permite o suporte para encerrar sessões de perfil de usuário secundário após o login, o que limpa totalmente as chaves de criptografia e coloca os perfis em repouso. Além disso, o GrapheneOS suporta o uso de armazenamento de chaves de hardware e implementações de criptografia em aplicativos para adicionar camadas adicionais de proteção. Detalhes adicionais sobre essas funcionalidades estão além do escopo desta resposta.
Um dos Recurso GrapheneOS tem é Duress PIN! Que você pode definir um PIN especial de “coação” para que, em vez de desbloquear o telefone, ele limpe imediatamente as chaves de criptografia no elemento seguro, tornando os dados de armazenamento irrecuperáveis. vídeo - Tuxsudo🐧 https://video.nostr.build/ec077345a2109811ef83afc38c33f5ee06aa687ec2bfdf8685ebc8af90293d48.mp4
Os aplicativos podem espionar a área de transferência em segundo plano ou injetar conteúdo nela? A partir do Android 10, apenas o teclado de entrada padrão configurado (o teclado de sua escolha) e o aplicativo atualmente em foco têm acesso à área de transferência. Aplicativos em segundo plano não podem acessar a área de transferência. Essa restrição é mais rigorosa do que simplesmente impedir que aplicativos em segundo plano a acessem, pois nem mesmo um aplicativo ou serviço em primeiro plano pode acessá-la, apenas o aplicativo em primeiro plano que está em foco no momento. Os gerenciadores de área de transferência precisam ser implementados pelo teclado definido como padrão pelo usuário. Anteriormente, o GrapheneOS restringia o acesso à área de transferência em segundo plano, mas essa abordagem foi substituída por uma restrição mais rigorosa implementada pelo Android 10. Assim, a funcionalidade de permitir que os gerenciadores de área de transferência estejam na lista de permissões não é mais necessária, pois os teclados devem implementar essa funcionalidade.
A partir do Android 12, o usuário recebe uma notificação quando um aplicativo lê o conteúdo da área de transferência definido por outro aplicativo. Essa notificação está ativada por padrão e pode ser alterada em Configurações -> Privacidade -> Mostrar acesso à área de transferência.
Os aplicativos podem monitorar conexões de rede ou estatísticas? Os aplicativos não podem monitorar conexões de rede, a menos que sejam realizadas por meio de um serviço de VPN ativo definido pelo usuário. Normalmente, os aplicativos não têm acesso às estatísticas de rede e não podem solicitar acesso direto a elas. No entanto, os usuários podem conceder explicitamente permissões de estatísticas de uso do aplicativo, que fornecem estatísticas específicas do aplicativo. Isso foi introduzido como parte das melhorias de privacidade do Android 10.
O GrapheneOS fornece um firewall? Sim, o GrapheneOS herda o firewall profundamente integrado do Android Open Source Project, que é usado para implementar partes do modelo de segurança e vários outros recursos. Historicamente, o projeto GrapheneOS fez várias melhorias no firewall, mas ao longo do tempo a maioria dessas mudanças foi integrada à versão principal do sistema operacional ou se tornaram irrelevantes.
O GrapheneOS adiciona uma opção de permissão de rede voltada para o usuário, oferecendo uma maneira robusta de negar o acesso direto e indireto à rede para os aplicativos. Essa opção baseia-se na permissão padrão de INTERNET, que não é voltada para o usuário, mas já é amplamente adotada pelo ecossistema de aplicativos. Ao revogar a permissão de INTERNET, o acesso indireto por meio de componentes do sistema operacional e aplicativos que exigem a permissão de INTERNET, como o DownloadManager, é negado. O acesso direto é bloqueado, impedindo o acesso a soquetes de rede de baixo nível.
O GrapheneOS incluirá suporte para serviços do Google? Assim como o Android Open Source Project, o GrapheneOS não inclui aplicativos e serviços do Google. Eles nunca serão empacotados com o sistema operacional. No entanto, o GrapheneOS possui uma camada de compatibilidade para os Serviços do Google Play, que permite que os aplicativos que dependem desses serviços sejam instalados e executados em um ambiente sandbox sem privilégios.
Essa camada de compatibilidade garante que os aplicativos do Google Play possam funcionar, mas sem comprometer a segurança e a privacidade do sistema operacional.
O GrapheneOS é um sistema operacional móvel baseado no Android Open Source Project que prioriza a segurança e a privacidade dos usuários. Ele oferece atualizações rápidas de segurança, recursos avançados de privacidade e um firewall integrado para proteger os dispositivos. O sistema operacional é projetado para garantir que recursos de segurança e privacidade não afetem negativamente a experiência do usuário. O GrapheneOS não inclui aplicativos e serviços do Google, É uma escolha confiável para aqueles que valorizam a privacidade e a segurança em seus dispositivos móveis.
Este é o instalador baseado em WebUSB para GrapheneOS e é a abordagem recomendada para a maioria dos usuários. https://grapheneos.org/install/web
O guia de instalação da linha de comando é a abordagem mais tradicional para instalar o GrapheneOS.
https://grapheneos.org/install/cli
https://grapheneos.org/
https://github.com/GrapheneOS
Pixel tem chip Titan M2 que leva o pixel outro nivel de segurança. https://www.androidauthority.com/titan-m2-google-3261547/
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@ bec0c9d3:c4e9cd29
2024-10-26 01:55:04The Bitcoin Culture Festival is just around the corner, and we're excited to present our artists with physical artworks at the Cyphermunk House. In addition, we will be showcasing these pieces on our 2140 Auction Portal.
The "Culture of Code" gallery will be held at:
CypherMunk House 9 John Street Bloomsbury, London, UK WC1N 2ES
Before the festival, you can read our latest article about this one-of-a-kind house here on Yakihonne.
Online auctions will be available on 2140.wtf starting from October 29th to November 2nd 2024.
During the Bitcoin Culture Festival ART Gallery, you will have the opportunity to see the works of many talented Bitcoin artists. The sale will take place through our auction.
ART Gallery opening hours:
October 29 - Private viewing: 6:30 pm - 8:30 pm October 30 - November 2 - 10:00 am - 5:00 pm November 1 and 2 - 5:00 pm - 10:00 pm during NostrLDN and ART Panels
Entry to the gallery is FREE
This event is only possible due to the passion and dedication of our crew, partners , and sponsors . All made by People for the People. Cypherpunk vibe, pure from the bottom. We look forward to seeing you there!
Follow us also on all socials NOSTREE.me - NOSTR LinkTree INSTAGRAM TWETTER - X YOUTUBE
LINKS
OUR PARNERS / SPONSORS
STAY TUNED !!
2140 Crew
Hashtags:
ArtGallery
ArtPanel
2140wtf
2140army
CyhermunkHouse
art
artstr
nostrart
craft
culture
music
bitcoin
nostr
TootingMarket
NostrLDN
NostrLondon
yakihonne
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@ 1e286f5c:cc2c5009
2024-10-25 21:23:22Running a test, publishing a note in Obsidian to Nostr with 2 photos attached to ensure all works as planned.
Photo 1: L.A.B + Spirulina
Photo 2: A peek into the scope
D.
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@ 4e4fc3e3:e935140a
2024-10-25 20:29:27This is a test using frost bunker from Highlighter 🤞
chances of working = \~0.1
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@ 09fbf8f3:fa3d60f0
2024-10-25 18:43:59在线直播:
央视体育版CCTV5:
央视体育版CCTV16 :
翡翠台:
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@ 185e9a1b:f608e37b
2024-10-25 18:31:05 -
@ 3cd2ea88:bafdaceb
2024-10-25 18:30:47Metti in staking i tuoi SOL facilmente e approfitta di molteplici vantaggi :
1️⃣ Ricevi BGSOL : La versione tokenizzata dei tuoi SOL in staking. 2️⃣ Guadagna rendimenti sostanziali : Ottieni fino al 30.15% APR stimato e sblocca guadagni di liquidità con BGSOL. 3️⃣ Sblocca SOL con flessibilità : Nessun periodo di blocco! Puoi convertire BGSOL in SOL in qualsiasi momento.
💡Cos'è BGSOL? BGSOL è una soluzione di liquidity staking sviluppata da Bitget. Ti permette di mantenere la liquidità dei tuoi asset mentre guadagni con lo staking e partecipi ad altre attività DeFi. Approfitta ora!
🔗 Unisciti alla community BGSOL su Telegram 👉 https://t.me/BitgetBGSOL 🔗 Partecipa alla promo qui 👉 https://www.bitget.com/it/events/bitget-sol-staking?utmTerm=KOC
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@ 8f2fe968:0fbf4901
2024-10-25 17:34:06 -
@ 4ba8e86d:89d32de4
2024-10-25 15:26:47Ele foi criado por Mark Harman e lançado sob a licença GNU General Public License (GPL), o que significa que qualquer pessoa pode acessar, modificar e distribuir o código-fonte do aplicativo.
Recursos e Funcionalidades: O Open Camera oferece uma ampla gama de recursos e funcionalidades que permitem aos usuários aproveitar ao máximo suas câmeras em dispositivos Android. Alguns dos recursos notáveis incluem:
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Controles Manuais: O aplicativo permite ajustar manualmente as configurações da câmera, como exposição, foco, balanço de branco, ISO e muito mais. Isso oferece maior flexibilidade e controle sobre a qualidade e o estilo das fotos tiradas.
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Suporte a Formatos de Arquivo Avançados: O Open Camera suporta uma variedade de formatos de arquivo, incluindo RAW, que é uma opção preferida por fotógrafos profissionais devido à maior quantidade de informações capturadas e à flexibilidade durante a pós-produção.
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Modo de Gravação de Vídeo Avançado: Além da fotografia, o Open Camera também oferece recursos avançados de gravação de vídeo, como gravação em câmera lenta, gravação de lapso de tempo e suporte a taxas de quadros personalizadas.
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Marcação de Geolocalização: O aplicativo permite que os usuários adicione informações de localização às fotos tiradas, o que pode ser útil para organizar e recordar onde cada imagem foi capturada.
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Interface Personalizável: O Open Camera oferece opções para personalizar a interface do usuário de acordo com as preferências individuais, incluindo a escolha de cores e layouts.
O código-fonte aberto permite que os usuários examinem e verifiquem como o aplicativo funciona. Isso aumenta a transparência e a confiança na segurança e privacidade dos dados. Os desenvolvedores podem modificar o aplicativo para atender às suas necessidades específicas ou adicionar novos recursos. Isso cria um ecossistema de desenvolvimento vibrante e incentiva a inovação. O Open Camera possui uma comunidade ativa de desenvolvedores e usuários que contribuem com melhorias, correções de bugs e compartilham conhecimentos. Isso garante que o aplicativo seja continuamente atualizado e aprimorado.
O Open Camera é uma opção poderosa e personalizável para aqueles que desejam aproveitar ao máximo a câmera de seus dispositivos Android. Com recursos avançados e a flexibilidade proporcionada pelo código aberto, o aplicativo oferece uma experiência fotográfica aprimorada para entusiastas e profissionais da fotografia. Se você está procurando um aplicativo de câmera versátil e repleto de recursos, o Open Camera é definitivamente uma escolha que vale a pena considerar.
https://sourceforge.net/p/opencamera/code/ci/master/tree/
https://opencamera.org.uk/
https://f-droid.org/packages/net.sourceforge.opencamera/
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@ 4ba8e86d:89d32de4
2024-10-25 15:20:13Imagine um mundo onde 99 pessoas estão verificando a ação de uma única pessoa para garantir a integridade das transações. Isso é exatamente o que o sidechain bitVM propõe. Aqui está uma explicação detalhada do processo:
- Prova e Verificação:
- Uma pessoa atua como uma comprovadora, enquanto 99 pessoas são verificadoras.
- Antes de depositar na sidechain, a comprovadora faz um contrato com os verificadores. Ela coloca 100 BTC como garantia.
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Se um verificador alegar que alguém fez uma solicitação de saque válida na sidechain, a comprovadora deve provar que processou essa solicitação em X blocos. Caso contrário, qualquer verificador pode penalizá-la, resultando na perda da garantia.
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Mecanismo de Penalidade e Rotação:
- Se a comprovadora for penalizada, o próximo verificador na fila assume como a nova comprovadora.
- Cada verificador também tem 100 BTC como garantia.
-
A nova comprovadora (ex-verificadora) deve provar que processou a solicitação de saque dentro de X blocos ou será penalizada.
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Segurança em Camadas:
- A garantia impede comportamentos inadequados, garantindo que todos os participantes tenham algo em jogo.
-
O modelo de pegada dupla oferece camadas adicionais de segurança. Qualquer tentativa de fraude pode ser detectada e punida.
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Contratos Laterais e Confiança Mínima:
- Um usuário pode fazer um "contrato lateral" com qualquer verificador. Se uma solicitação de saque válida for apresentada, o verificador deve provar o processamento dentro de X blocos.
-
Não é necessário confiar apenas em uma pessoa; se a comprovadora falhar, ela pode ser penalizada.
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Prova de Ocorrência em Sidechain:
- O bitVM requer a capacidade de "provar" que algo aconteceu em uma sidechain.
-
Um cliente leve SPV no bitVM, compreendendo as regras de consenso da sidechain, é essencial.
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Depósito e Saque:
- Para depositar, a comprovadora fornece garantia e prova que processará futuras solicitações de saque.
-
Ao sacar, o bitVM valida a solicitação. Se a comprovadora não processar, ela é penalizada, e o usuário recebe 100 BTC de um verificador.
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Garantia como Parâmetro Variável:
- Tanto comprovadoras quanto verificadoras devem postar garantias.
- A quantidade de garantia é um parâmetro variável; mais garantia significa uma sidechain mais segura.
O sidechain bitVM propõe uma abordagem descentralizada e segura, onde a confiança é distribuída e a segurança é reforçada por penalidades significativas. Este modelo inovador tem o potencial de oferecer eficiência e confiança aprimoradas nas transações de sidechain.
Ótima explicação sobre bitVM. Supertest , Robin .
https://open.spotify.com/episode/6rcOVwcxkzcZRXnVcwKlTq?si=s5E31_HWQEqOoRbzoAzpZQ
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@ b83e6f82:73c27758
2024-10-25 14:19:14Citrine 0.5.4
- Fix notification icon size
- Fix loading screen
- Update dependencies
Download it with zap.store, Obtainium, f-droid or download it directly in the releases page
If you like my work consider making a donation
Verifying the release
In order to verify the release, you'll need to have
gpg
orgpg2
installed on your system. Once you've obtained a copy (and hopefully verified that as well), you'll first need to import the keys that have signed this release if you haven't done so already:bash gpg --keyserver hkps://keys.openpgp.org --recv-keys 44F0AAEB77F373747E3D5444885822EED3A26A6D
Once you have his PGP key you can verify the release (assuming
manifest-v0.5.4.txt
andmanifest-v0.5.4.txt.sig
are in the current directory) with:bash gpg --verify manifest-v0.5.4.txt.sig manifest-v0.5.4.txt
You should see the following if the verification was successful:
bash gpg: Signature made Fri 13 Sep 2024 08:06:52 AM -03 gpg: using RSA key 44F0AAEB77F373747E3D5444885822EED3A26A6D gpg: Good signature from "greenart7c3 <greenart7c3@proton.me>"
That will verify the signature on the main manifest page which ensures integrity and authenticity of the binaries you've downloaded locally. Next, depending on your operating system you should then re-calculate the sha256 sum of the binary, and compare that with the following hashes:
bash cat manifest-v0.5.4.txt
One can use the
shasum -a 256 <file name here>
tool in order to re-compute thesha256
hash of the target binary for your operating system. The produced hash should be compared with the hashes listed above and they should match exactly. -
@ 4ba8e86d:89d32de4
2024-10-25 13:17:33Foi criado com o objetivo de fornecer aos usuários uma experiência de navegação mais privada e segura na internet. O LibreWolf é uma excelente alternativa ao Firefox, com algumas diferenças significativas em relação ao navegador da Mozilla.
O LibreWolf foi desenvolvido com foco na privacidade e segurança do usuário. Ele bloqueia rastreadores de terceiros, impede o envio de dados de telemetria e desabilita recursos de rastreamento de usuário que vêm ativados por padrão no Firefox. Além disso, ele vem pré-configurado com diversas extensões de privacidade, como uBlock Origin, Privacy Badger e HTTPS Everywhere, que ajudam a bloquear anúncios, scripts maliciosos e outras ameaças de segurança enquanto você navega na web.
Outra característica notável do LibreWolf é que ele usa o mecanismo de pesquisa Searx como padrão, em vez do Google. O Searx é conhecido por fornecer resultados de pesquisa mais privados e anônimos, sem rastrear as suas atividades online. O LibreWolf também possui suporte nativo ao Tor, que permite aos usuários acessar a internet anonimamente.
Além dos recursos de privacidade e segurança, o LibreWolf é muito semelhante ao Firefox em termos de usabilidade e funcionalidades. Ele é fácil de instalar e configurar, e possui um grande número de extensões disponíveis na sua loja de extensões.
O LibreWolf é uma excelente opção para usuários que buscam um navegador mais privado e seguro. Se você se preocupa com a sua privacidade online, vale a pena experimentar o LibreWolf. Ele é gratuito e de código aberto, o que significa que você pode baixá-lo e personalizá-lo de acordo com suas necessidades específicas.
https://librewolf.net/
https://github.com/librewolf-community
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@ 6bae33c8:607272e8
2024-10-25 12:50:49I went 4-1 last week which brings my two-week run to 8-2, though it’s not enough to salvage Q2 because I was 2-3 in Week 5. Even if I go 5-0 this week, that’s only 15-5, and that won’t cut it to get a share of the prize. But I’d like to keep it going if only to confirm that after a slow start I’m finally getting in sync.
My Picks
Lions -11.5 vs Titans — I rarely take double-digit favorites, but 11.5 seems low to me. In a normal year this would be 14 in Detroit.
Browns +8.5 vs Ravens — This is a big line on the road, and the Browns have to feel good putting the Deshaun Watson fiasco behind them. (Almost like a relaxing massage.) Might also be a look-ahead game after quality wins for the Ravens.
Jets -7 at Patriots — This line is too big, and Drake Maye might turn out to be a player. But this feels like a get-well spot for the Jets after some tough losses.
Bengals -2.5 vs Eagles — The Eagles are a good sell high off a big win against a weak Giants team. The Bengals are slow starters, but they’re starting to get going.
Raiders +8.5 vs Chiefs — This line is up to 9.5 in places, I knew that, but took the Raiders anyway. Just seems like a divisional game where the beaten-down dog shows up.
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@ 4ba8e86d:89d32de4
2024-10-25 12:45:38A privacidade é uma preocupação crescente para muitos usuários da internet, especialmente quando se trata de pesquisar na web. É aqui que entra o Searx, um buscador de código aberto que se destaca por seu compromisso com a privacidade do usuário.
Searx é um mecanismo de metabusca descentralizado na forma de software livre, sob a licença GNU AGPLv3, desenvolvido pelo programador Húngaro, Adam Tauber, que agrega resultados por volta de 70 serviços de busca. O mecanismo não salva consultas de pesquisa e não repassa ou mesmo vende dados privados a terceiros. Os usuários não são rastreados e além disso, pode ser usado na rede Tor para o anonimato online.
O Searx foi criado em 2011 como um projeto de código aberto, o que significa que seu código-fonte está disponível para todos os usuários e desenvolvedores examinarem e contribuírem para seu desenvolvimento. Como um buscador de código aberto, o Searx não coleta ou armazena dados pessoais de seus usuários, o que o diferencia de grandes buscadores como o Google.
Uma das principais vantagens do Searx é sua capacidade de preservar a privacidade do usuário. Ele não rastreia suas pesquisas e não compartilha dados com terceiros. Ao contrário do Google e outros buscadores que exibem anúncios personalizados com base no histórico de navegação do usuário, o Searx não exibe anúncios.
O Searx é altamente personalizável, o que significa que os usuários podem escolher quais fontes de dados usar para suas pesquisas. O Searx é capaz de buscar resultados em mais de 70 fontes de dados, incluindo Google, Bing, Yahoo, Wikipedia, Reddit, entre outros. Os usuários podem personalizar suas pesquisas para excluir determinadas fontes ou incluir outras, conforme necessário.
Outra vantagem do Searx é a capacidade de utilizar motores de busca especializados. O Searx pode ser configurado para buscar em motores de busca especializados em áreas específicas, como tecnologia, ciência, artes, entre outros. Isso significa que os usuários podem encontrar resultados mais precisos e relevantes para suas pesquisas.
O Searx oferece uma experiência de busca semelhante à do Google, com uma barra de pesquisa simples e fácil de usar. No entanto, ele se destaca pela sua capacidade de preservar a privacidade do usuário e oferecer resultados personalizados e precisos. Como um projeto de código aberto, o Searx está em constante desenvolvimento e melhoria, e os usuários podem contribuir para seu desenvolvimento, sugerindo melhorias e correções.
O Searx é uma excelente opção para aqueles que se preocupam com a privacidade e segurança de seus dados pessoais na internet. Como um buscador de código aberto, ele se destaca por sua transparência e compromisso com a privacidade do usuário, além de oferecer uma experiência de busca personalizada e altamente personalizável. Se você valoriza a privacidade online, experimente o Searx.
https://searx.thegpm.org/
https://github.com/searx/searx
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@ 6bae33c8:607272e8
2024-10-25 12:14:12I had the Rams in my picking pool and Sam Darnold in the Steak League which worked out fine, but the Vikings defense got me just two points for one of my good NFFC teams, so that did not.
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Sam Darnold can make all the throws, and he moves decently in the pocket. It just seems like he’s missing a “read” gene, and that limits his upside and makes him more likely to be a backup than a long-term answer.
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Justin Jefferson had like six catches in the first quarter, but finished with only eight. The Rams adjusted well defensively in the second half.
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Kyren Williams scored again, this time as a receiver. One of the elite fantasy players over the last two years and passes the eye test every time.
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Puka Nacua dropped his first target, then caught seven out the next eight. He looks all the way back. Cooper Kupp also looked healthy and is unlikely to be traded now that the Rams are back in the thick of it in their divison.
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I loved seeing Demarcus Robinson catch two TDs because no one used him.
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Matthew Stafford played a great game, even with the pick. He evaded the rush and threw aggresively down the field against a good defense. With his top receivers back he’ll be startable even in one-QB leagues.
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@ 4ba8e86d:89d32de4
2024-10-25 12:12:40Projetado para atender tanto a usuários iniciantes quanto avançados, o K-9 Mail apresenta uma ampla gama de recursos e funcionalidades.
Desenvolvido inicialmente por Jesse Vincent em 2008, o K-9 Mail foi concebido como uma opção de código aberto para superar as limitações do aplicativo de e-mail padrão do Android. O nome "K-9" é uma referência ao robô cão da série de televisão "Doctor Who". Desde então, o projeto tem crescido com a colaboração de uma comunidade de desenvolvedores ativos.
O K-9 Mail integra-se aos protocolos de e-mail IMAP e POP3, permitindo aos usuários configurar suas contas de e-mail e sincronizar mensagens diretamente no aplicativo. Além disso, o K-9 Mail oferece suporte a recursos avançados de segurança, como criptografia de e-mail por meio de métodos como S/MIME e OpenPGP, garantindo a proteção das comunicações por e-mail.
O aplicativo K-9 Mail oferece recursos diversos para aprimorar a experiência de e-mail no Android. Entre eles, destacam-se: - Suporte a múltiplas contas de e-mail: Os usuários podem configurar e gerenciar várias contas de e-mail em um único aplicativo. - Criptografia e segurança: O K-9 Mail suporta métodos de criptografia, como S/MIME e OpenPGP, para garantir a segurança das mensagens de e-mail. - Personalização: O aplicativo disponibiliza opções de personalização para ajustar as preferências do usuário, incluindo notificações, sincronização e aparência. - Pesquisa avançada: O K-9 Mail oferece recursos poderosos de pesquisa para facilitar a localização rápida de e-mails específicos. - Gerenciamento de pastas: Os usuários podem organizar suas mensagens em pastas personalizadas, simplificando a localização e organização das mensagens.
O K-9 Mail é uma opção confiável de cliente de e-mail de código aberto para dispositivos Android, oferecendo recursos avançados de gerenciamento, segurança e personalização. Sua comunidade ativa de desenvolvedores continua aprimorando e atualizando o aplicativo, garantindo uma experiência de e-mail eficiente e adaptada às necessidades dos usuários.
https://k9mail.app/
https://github.com/k9mail/k9mail.app
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@ 4ba8e86d:89d32de4
2024-10-25 11:40:05A loja Aurora vem com um excelente design, interface de usuário amigável para iniciantes e muitos recursos.
A loja Aurora foi originalmente baseada na loja Yalp de Sergei Yeriomin, mas a versão 3.0 passou do zero para a conclusão seguindo o Material Design reescrito para rodar em todos os dispositivos Android 5.0.
Dentre as diversas características oferecidas pela Aurora Store, destacam-se:
- Login Anônimo: Para garantir sua privacidade, você pode fazer login anonimamente, assegurando que suas atividades permaneçam confidenciais.
- Login do Google: Além do anonimato, a opção de login do Google permite acessar aplicativos pagos e instalar versões beta.
- Falsificação de Dispositivo: Caso um aplicativo não esteja disponível para o seu dispositivo, você pode recorrer à funcionalidade de falsificação de dispositivo, permitindo a instalação.
- Filtragem de Aplicativos F-Droid: A possibilidade de filtrar aplicativos do F-Droid evita que eles apareçam em sua lista de atualizações.
- Aplicativos na Lista Negra: Ao adicionar aplicativos à lista negra, você mantém o Google no escuro quanto aos aplicativos instalados.
A loja de aplicativos se apresenta com um design clássico, apresentando uma capa de apps e jogos em destaque, proporcionando um visual convidativo. A aba de aplicativos instalados permite uma gestão mais eficiente, possibilitando atualizações automáticas para a versão mais recente disponível.
A busca por aplicativos é facilitada por categorias que abrangem diversos interesses, como fotografia, música e áudio, compras, personalização, livros e quadrinhos, entre outras. A eficaz função de busca permite localizar aplicativos específicos de maneira rápida e fácil.
A Aurora Store se diferencia pela tecnologia de pesquisa única, agilizando a descoberta de aplicativos em questão de segundos. Além disso, a loja vem com a licença GPLv3, reforçando seu compromisso com o software livre.
Privacidade é um foco central da Aurora Store, sendo considerada uma excelente alternativa para quem preza por manter suas informações pessoais protegidas. O aplicativo suporta contas pessoais e permite downloads com contas anônimas, assegurando que suas atividades não estejam vinculadas a você.
Com a integração do Exodus, a Aurora Store verifica rastreadores presentes nos códigos dos aplicativos, proporcionando uma visão mais transparente das informações coletadas.
O aplicativo se destaca por ser livre de anúncios e pop-ups, proporcionando uma experiência de uso mais limpa. O suporte ao modo escuro oferece conforto visual em ambientes com pouca luz ou durante a noite.
A Aurora Store é uma alternativa valiosa à Google Play Store, oferecendo um ambiente mais privado, recursos robustos e um design elegante que visa aprimorar a experiência do usuário em busca e gerenciamento de aplicativos.
https://github.com/whyorean/AuroraStore
https://f-droid.org/packages/com.aurora.store/
https://gitlab.com/AuroraOSS/AuroraStore/-/releases
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@ 4ba8e86d:89d32de4
2024-10-25 11:19:28Uma carteira Samourai em um dispositivo Android com airgap em combinação com o Sentinel é suficiente. Sua seed nunca chega à internet, você cria transações offline com o Sentinel, assinar com sua carteira Samourai offline e as transmite com o Sentinel.
Esse guia foi baseado na postagem da Samourai Wallet , Basicamente vamos seguir o que está escrito abaixo.
https://nostrcheck.me/media/public/nostrcheck.me_9551356128214364941706187762.webp
Vamos Precisa de dois aplicativos pra verificação do aplicativo samourai Wallet.
OpenKeychain HashEasily
Primeiramente baixe a carteira samourai Wallet no Site oficial : https://samouraiwallet.com/download
-Importar a chave pública PGP do desenvolvedor.
-Verifique se a impressão digital hash foi assinada pela chave PGP do desenvolvedor.
-Execute o hash sha256 no arquivo baixado.
-Compare visualmente as duas impressões digitais hash.
-antes de instalação da Samourai wallet desligue rede , Wi-Fi, Bluetooth é coloque em modo avião.
-Instale a Samourai Wallet.
Vídeo com a explicação pra fazer a verificação da carteira Samourai wallet em 1:40 e bem curto vídeo.
https://link.storjshare.io/raw/juf373xj3cmu2ezvjn3lcdm2jygq/production/7beed1e67a931522ad7d5bcba61f764fff154f64eb847f856611d75542b33fbb.MP4
Você Pode baixar e verificar no celular online e passa pro celular offline via cabo OTG ou Bluetooth.
https://nostrcheck.me/media/public/nostrcheck.me_6506239047168614881706190998.webp - Por padrão, a MAINNET está habilitada. Toque em "Ok".
https://nostrcheck.me/media/public/nostrcheck.me_4665959278675525031706191125.webp
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Começar e avance nas configurações.
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Vai aparecer esse mensagem pra escolher o local pra guarda o arquivo criptografado com sua passphase e PIN escolha um local ou criar uma pasta nova. No caso não vamos salva , se for utilizar o celular com hardwallet salve o backup.
https://nostrcheck.me/media/public/nostrcheck.me_3282756078392669321706191370.webp
https://nostrcheck.me/media/public/nostrcheck.me_1775948496649077751706191388.webp
Toque em "criar uma nova"
Atenção agora vamos pro próximo passo muito IMPORTANTE e que demanda muita atenção e cuidado. Você vai criar uma passphase pra sua carteira , é padrão tem que ter a passphase.
Atenção! A passphase deve ser algo fácil de lembrar, mas que ao mesmo tempo , não seja tão óbvio.
Use sua imaginação , guarde na sua mente a passphase, não vai no óbvio. Igual a passphase que usei " testesamourai "
https://nostrcheck.me/media/public/nostrcheck.me_3673278837059709561706195580.webp
Toque em “ próximo ”
Agora próximo passo é Definir o Código PIN. PIN pode ter de 5 a 8 números. Novamente escolha um PIN fácil de lembrar mas não tão óbvio.
https://nostrcheck.me/media/public/nostrcheck.me_7682063920335318611706195737.webp
Após escolher o PIN digitar duas vezes vai pra próxima tela só toque em Avança. https://nostrcheck.me/media/public/nostrcheck.me_2169630565955263891706195863.webp
Atenção agora vamos pro próximo passo muito IMPORTANTE e que demanda muita atenção e cuidado. O aplicativo te impede de tira print da tela. Pra você não deixa essa informação importante exporta em nenhum local , não guarde online essa informação.
ESCREVA AS 12 PALAVRAS NO PAPEL.
escreva com calma é atenção de uma forma legível de preferência letra de Forma , Após escreve todas as palavras revise se escreveu corretamente.Você pode escrever em vários papéis pra guarda locais diferentes.
Se voce perde essa palavras , você numca mais terá acesso aos Seus Bitcoin guarde bem as palavras..
https://nostrcheck.me/media/public/nostrcheck.me_6115428046070793411706220149.webp
Apos anotar as palavras no papel só dá toque em “ avança”
Vai aparece a sua passphrase pra você certificar que é exatamente o que você digitou verifique e guarde bem na sua mente de preferencia. https://nostrcheck.me/media/public/nostrcheck.me_9156075966432894981706220507.webp
Ter um toque em “ SKIP” e pronto carteira feita totalmente off-line. https://nostrcheck.me/media/public/nostrcheck.me_5297928365552180711706220777.webp
Depois pra testa se anotou corretamente as Seed pode apagar a carteira e testa backup Seed novamente.
Lado esquerdo superior toque no símbolo do robô depois em "configurações" https://nostrcheck.me/media/public/nostrcheck.me_6061690846490213311706222509.webp
Toque na opção “carteira” https://nostrcheck.me/media/public/nostrcheck.me_9171400908043570781706222485.webp
Na última opção "apagar a carteira de forma segura" https://nostrcheck.me/media/public/nostrcheck.me_1243247222498822271706222578.webp https://nostrcheck.me/media/public/nostrcheck.me_2087393619387830581706222599.webp https://nostrcheck.me/media/public/nostrcheck.me_8707025408907536041706222610.webp
Pronto foi apagado só fazer o procedimento de recuperação da Seed.
Toque na Opção " Restore uma carteira existente"
https://nostrcheck.me/media/public/nostrcheck.me_4898356114912667061706223121.webp
Toque na opção de recuperação da sua carteira de bitcoin com seed e passphase.
https://nostrcheck.me/media/public/nostrcheck.me_6380354635899069741706223161.webp
Após fazer a verificação que deu certo o backup da Seed ,Agora vamos pro próximo passo.
https://nostrcheck.me/media/public/nostrcheck.me_7307761562752931011706223812.webp Prepare-se para configurar sua carteira Sentinel, uma aplicação móvel exclusivamente voltada para visualização que permite monitorar saldos e transações em suas carteiras Bitcoin. Essa carteira é projetada de forma a nunca ter acesso às suas chaves privadas, assegurando a proteção dos seus fundos.
O Sentinel é capaz de rastrear diversos tipos de endereços Bitcoin e chaves públicas estendidas. Além disso, oferece funcionalidades como a criação de PSBTs (transações de bitcoin parcialmente assinadas), permitindo que sejam assinadas offline pela sua carteira Samourai ou carteira de hardware.
Ao utilizar o Sentinel, você pode gerar facilmente endereços de recebimento de bitcoin a partir de qualquer uma das suas chaves públicas rastreadas. Além disso, o aplicativo oferece integração nativa com o Tor, proporcionando roteamento seguro no Sentinel.
Para começar, faça o download da carteira Sentinel no site oficial: https://samouraiwallet.com/download
Realize a mesma verificação feita na primeira etapa com a Samourai Wallet.
Em seguida, toque na opção "Configuração".
https://nostrcheck.me/media/public/nostrcheck.me_8214493108314323431706231322.webp
Toque na opção "configuração"
https://nostrcheck.me/media/public/nostrcheck.me_6272143319509445531706231344.webp
Toque na opção "exibir SegWit ZPUB" Quando você quiser adicionar endereços de sua carteira Samourai ao Sentinel, basta inserir a chave pública estendida (geralmente zpub para endereços SegWit bech32 nativos).
https://nostrcheck.me/media/public/nostrcheck.me_9303936705478476931706231362.webp
Com esse código ou qrcode só basta baixa a carteira de visualização da Samourai a Sentinel e pronto adicionar Zpub pra visualização do saldo. Pronto agora é só apagar a carteira samourai Wallet e desinstalar o app ou ficar com a carteira samourai airgap você cria transações offline com o Sentinel, assinar com sua carteira Samourai offline e as transmite com o Sentinel. Parabéns, você acabou de economizar mais de R$500 em uma "carteira de hardware" para a qual você precisa anotar as 12 palavras de qualquer maneira. Este guia é especialmente dedicado aos iniciantes que estão no início de sua jornada no universo do Bitcoin, buscando opções acessíveis para começar. Ao seguir os passos abaixo, mesmo com recursos limitados, é possível criar uma carteira segura e iniciar sua trajetória no mundo do Bitcoin.
https://medium.com/@alexemidio/samourai-wallet-um-carteira-de-bitcoin-pra-ruas-3003ebb79e57
https://blog.ronindojo.io/discover-version-5-0-0-of-sentinel/
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@ 4ba8e86d:89d32de4
2024-10-25 11:06:58Ele se concentra em fornecer uma experiência de usuário aprimorada, mantendo a liberdade e o controle do usuário sobre seu dispositivo.
O projeto LineageOS foi iniciado em 2016, quando o desenvolvimento do CyanogenMod, uma ROM personalizada popular, foi interrompido. Uma comunidade dedicada de desenvolvedores e entusiastas do Android se uniu para criar o LineageOS como uma continuação do CyanogenMod.
Uma das principais características do LineageOS é a capacidade de personalizar e ajustar o sistema operacional de acordo com as preferências do usuário. Ele oferece uma ampla gama de opções de personalização, permitindo que os usuários alterem a aparência, o comportamento e os recursos do sistema de acordo com suas necessidades.
Além da personalização, o LineageOS também se concentra na segurança e privacidade dos usuários. Ele fornece atualizações regulares de segurança para corrigir vulnerabilidades e proteger os dispositivos contra ameaças. Além disso, o LineageOS oferece controle granular sobre as permissões de aplicativos, permitindo que os usuários decidam quais permissões um aplicativo pode acessar.
O LineageOS também é conhecido por estender o ciclo de vida de dispositivos mais antigos, fornecendo suporte para modelos mais antigos que não recebem mais atualizações oficiais do fabricante. Isso permite que os usuários continuem usando seus dispositivos com um sistema operacional atualizado e seguro.
O projeto LineageOS é impulsionado pela comunidade e mantido por uma equipe de desenvolvedores voluntários. A comunidade é ativa e colaborativa, fornecendo suporte, solução de problemas e contribuições para melhorar o sistema operacional.
O LineageOS oferece aos usuários de dispositivos Android uma opção alternativa, personalizável e segura em relação ao sistema operacional padrão. Com sua ênfase na personalização, segurança e suporte a dispositivos mais antigos, o LineageOS atrai uma base de usuários dedicada que valoriza a liberdade e o controle sobre seus dispositivos.
Obtenha o LineageOS agora! LineageOS, uma distribuição Android de código aberto, está disponível para vários dispositivos, com mais sendo continuamente adicionados graças à maior e crescente comunidade de código aberto Android. Junte-se a nós e dê nova vida ao seu dispositivo, seja ele antigo ou novo.
https://wiki.lineageos.org/devices/
Lista disponivel
Google Pixel Samsung Xiaomi Motorola LG ASUS Lenovo OnePlus Sony Nokia ZUK Banana Pi BQ Dynalink Essential F(x)tec Fairphone HardKernel LeEco 10.or Nextbit Nothing Nubia NVIDIA Radxa Razer SHIFT
Xiaomi: - Xiaomi 11 Lite 5G NE (AKAXiaomi 11 Lite NE 5GMi 11 LE) - Mi 10T (AKAMi 10T ProRedmi K30S Ultra) - Mi 10T Lite (AKAMi 10iRedmi Note 9 Pro 5G) - Mi 11 Lite 5G (renoir) - Mi 11 Pro (mars) - Mi 11i (AKARedmi K40 ProRedmi K40 Pro+Mi 11X Pro) - Mi 5 (gemini) - Mi 5s Plus (natrium) - Mi 6 (sagit) - Mi 8 (dipper) - Mi 8 Explorer Edition (ursa) - Mi 8 Pro (equuleus) - Mi 8 SE (xmsirius) - Mi 9 SE (grus) - Mi 9T (AKARedmi K20 (China)Redmi K20 (India)) - Mi A1 (tissot) - Mi CC 9 (AKAMi 9 Lite) - Mi CC9 Meitu Edition (vela) - Mi MIX 2 (chiron) - Mi MIX 2S (polaris) - Poco F1 (beryllium) - POCO F2 Pro (AKARedmi K30 ProRedmi K30 Pro Zoom Edition) - POCO F3 (AKARedmi K40Mi 11X alioth) - POCO M2 Pro (AKARedmi Note 9SRedmi Note 9 Pro (Global)Redmi Note 9 Pro (India)Redmi Note 9 Pro MaxRedmi Note 10 Lite miatoll) - POCO X3 NFC (surya) - POCO X3 Pro (vayu) - Redmi 3S (AKARedmi 3XRedmi 4 (India)Redmi 4XRedmi Note 5A PrimeRedmi Y1 Prime Mi8937) - Redmi 4A (AKARedmi 5ARedmi Note 5A LiteRedmi Y1 Lite Mi8917) - Redmi 7 (AKARedmi Y3 onclite) - Redmi 7A (AKARedmi 8Redmi 8ARedmi 8A Dual Mi439)
- Redmi 9 (lancelot)
- Redmi Note 10 Pro (AKARedmi Note 10 Pro (India)Redmi Note 10 Pro Max (India) sweet)
- Redmi Note 10S (AKARedmi Note 10S NFCRedmi Note 10S Latin America rosemary)
- Redmi Note 7 Pro (violet)
- Redmi Note 8 (AKARedmi Note 8T ginkgo)
- Redmi Note 9 (merlinx)
LG: - G5 (International) (h850) - G5 (T-Mobile) (h830) - G5 (US Unlocked) (rs988) - G6 (EU Unlocked) (h870) - G6 (T-Mobile) (h872) - G6 (US Unlocked) (us997) - V20 (AT&T) (h910) - V20 (Global) (h990) - V20 (GSM Unlocked - DirtySanta) (us996d) - V20 (GSM Unlocked) (us996) - V20 (Sprint) (ls997) - V20 (T-Mobile) (h918) - V20 (Verizon) (vs995) - V30 (T-Mobile) (h932) - V30 (Unlocked) (joan)
Motorola: - edge (racer) - edge 20 (berlin) - edge 20 pro (pstar) - edge 2021 (berlna) - edge 30 (dubai) - edge s (AKAmoto g100 nio) - moto e5 plus (XT1924-1/2/4/5) (rhannah) - moto e5 plus (XT1924-3/9) (ahannah) - moto e5 plus (XT1924-6/7/8) (hannah) - moto g 5G (AKAmoto one 5G ace kiev) - moto g 5G plus (AKAmoto one 5G nairo) - moto g200 5G (AKAEdge S30 xpeng) - moto g32 (devon) - moto g42 (hawao) - moto g5 (cedric) - moto g52 (rhode) - moto g5s (montana) - moto g6 plus (evert) - moto g7 (river) - moto g7 play (channel) - moto g7 plus (lake) - moto g7 power (ocean) - moto x (2014) (victara) - moto x4 (payton) - moto z (griffin) - moto z play (addison) - moto z2 force (nash) - moto z2 play (albus) - moto z3 (messi) - moto z3 play (beckham) - one action (troika) - one fusion+ (liber) - one power (chef) - one vision (AKAp50 kane) - one zoom (parker)
Google: - ADT-3 (deadpool) - Nexus 6 (shamu) - Nexus 7 2013 (LTE, Repartitioned) (debx) - Nexus 7 2013 (Wi-Fi, Repartitioned) (flox) - Pixel (sailfish) - Pixel 2 (walleye) - Pixel 2 XL (taimen) - Pixel 3 (blueline) - Pixel 3 XL (crosshatch) - Pixel 3a (sargo) - Pixel 3a XL (bonito) - Pixel 4 (flame) - Pixel 4 XL (coral) - Pixel 4a (sunfish) - Pixel 4a 5G (bramble) - Pixel 5 (redfin) - Pixel 5a (barbet) - Pixel 6 (oriole) - Pixel 6 Pro (raven) - Pixel 6a (bluejay) - Pixel 7 (panther) - Pixel 7 Pro (cheetah) - Pixel 7a (lynx) - Pixel tablet - Pixel XL
Samsung: - Galaxy S4 (SCH-R970, SPH-L720) - jfltespr - Galaxy S4 (SGH-I337) - jflteatt - Galaxy S4 Active - jactivelte - Galaxy S4 Value Edition (GT-I9515/L) - jfvelte - Galaxy S5 Active (G870F) - klteactivexx - Galaxy S5 LTE (G9006V/8V) - kltechn - Galaxy S5 LTE (G900AZ/S902L) - klteaio - Galaxy S5 LTE (G900F/M/R4/R7/T/V/W8) - klte - Galaxy S5 LTE (G900I/P) - kltedv - Galaxy S5 LTE (G900K/L/S) - kltekor
- Galaxy S5 LTE (SC-04F/SCL23) - kltekdi
- Galaxy S5 LTE Duos (G9006W/8W) - kltechnduo
- Galaxy S5 LTE Duos (G900FD/MD) - klteduos
- Galaxy S9 - starlte
- Galaxy S9+ - star2lte
- Galaxy Tab A 8.0 (2019) - gtowifi
- Galaxy Tab S5e (LTE) - gts4lv
- Galaxy Tab S5e (Wi-Fi) - gts4lvwifi
- Galaxy Tab S6 Lite (LTE) - gta4xl
- Galaxy Tab S6 Lite (Wi-Fi) - gta4xlwifi
https://lineageos.org/
https://github.com/lineageos
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@ 8f69ac99:4f92f5fd
2024-10-25 09:49:56O recente relatório do Banco Central Europeu, As Consequências Distribucionais do Bitcoin, recicla a velha narrativa de que o Bitcoin é um activo especulactivo que causa desigualdade de riqueza sem oferecer benefícios económicos tangíveis. Os autores, Ulrich Bindseil e Jürgen Schaaf, desfilam as críticas de sempre, afirmando que o Bitcoin falhou como sistema de pagamento global e que se transformou numa bolha, enriquecendo os primeiros utilizadores à custa da sociedade. Também lançam uma pitada de alarmismo ambiental e argumentam que o Bitcoin ameaça a democracia.
Como era de esperar, o BCE continua apegado às mesmas concepções erradas que já foram desmentidas inúmeras vezes. O que este relatório não percebe, de forma espectacular, é que o Bitcoin não é apenas mais um activo; é uma tábua de salvação para aqueles desiludidos com os sistemas fiduciários inflacionários e governos corruptos. Ao longo desta análise, vamos desmontar os argumentos do BCE, expondo não só o seu profundo desconhecimento sobre o Bitcoin, mas também a ignorância gritante em relação ao seu potencial de conceder soberania financeira a milhões de pessoas em todo o mundo. O BCE retrata o Bitcoin como uma ferramenta elitista, mas ignora como as suas próprias políticas têm sistematicamente enriquecido alguns poucos à custa da maioria. Vamos então entrar no assunto.
1. Deturpam o Papel do Bitcoin como Sistema de Pagamentos
"O Bitcoin nunca foi usado em grande escala para transacções legais no mundo real."
Que originalidade. Os autores descartam a utilidade de pagamento do Bitcoin com um gesto, mostrando que não compreendem a Lightning Network, que facilita transacções rápidas, baratas e escaláveis a nível global. Certamente, talvez os europeus ainda não estejam a comprar os seus cafés com Bitcoin, mas isso é irrelevante. O Bitcoin é uma tábua de salvação financeira em locais como El Salvador e em inúmeras outras regiões que sofrem com sistemas fiduciários em colapso.
Esta visão eurocêntrica, como se todo o mundo partilhasse das mesmas condições económicas, reflecte uma total falta de perspectiva. Os autores seleccionam dados a dedo para encaixar na sua narrativa anti-Bitcoin, enquanto convenientemente ignoram os milhões que utilizam o Bitcoin para escapar à hiperinflação e a regimes autoritários. A afirmação de que o Bitcoin não é usado para transacções "legais" é não só enganosa, como revela a sua ignorância sobre as necessidades reais de quem vive fora da sua bolha privilegiada.
2. Deturpam o Bitcoin como activo Especulactivo
"O Bitcoin não gera qualquer fluxo de caixa (como o imobiliário), juros (como as obrigações) ou dividendos (como as ações)."
Parabéns, BCE, acabaram de perder o ponto fulcral do Bitcoin. Esta afirmação mostra uma falta de entendimento fundamental do que torna o Bitcoin único. Ao contrário de imóveis ou obrigações, o Bitcoin é uma forma alternativa de dinheiro—não algum esquema de rendimento passivo.
O valor do Bitcoin não depende de gerar dividendos ou juros, mas advém da sua escassez, descentralização e resistência à censura. Ao reduzir o Bitcoin a modelos de activos tradicionais, o BCE ignora o paradigma económico revolucionário que este oferece: uma escapatória aos sistemas fiduciários inflacionários, particularmente para os milhares de milhões de pessoas presas em sistemas financeiros corruptos.
Ao tentar enquadrar o Bitcoin em modelos convencionais, os autores revelam a sua preguiça intelectual. A utilidade do Bitcoin reside no seu potencial como dinheiro sólido, e não como um veículo de investimento para especuladores atrás de rendimento.
3. Deturpam os Custos Ambientais e Sociais da Mineração
"A mineração de Bitcoin consome muita energia e causa danos ecológicos e sociais."
Ah sim, o argumento gasto sobre o consumo energético. Enquanto a mineração de Bitcoin realmente requer energia, os autores omitem convenientemente os enormes avanços que a indústria fez em direcção à sustentabilidade. Cada vez mais, os mineradores de Bitcoin recorrem a fontes de energia renovável e, em alguns casos, estão até a ajudar a financiar infraestruturas de energia verde.
A ironia aqui é que o BCE, uma instituição que fomenta políticas que inflam bolhas imobiliárias e de acções, de repente está preocupado com os custos sociais e ambientais. E mais, ignoram como a procura de energia barata por parte do Bitcoin incentiva realmente o desenvolvimento de soluções energéticas sustentáveis. Num mundo onde os sistemas fiduciários alimentam a ganância corporativa e a degradação ambiental, o Bitcoin está posicionado para impulsionar uma verdadeira inovação na energia verde.
4. Visão Deturpada da Redistribuição de Riqueza
"Os efeitos de riqueza do Bitcoin beneficiam os primeiros utilizadores à custa dos que chegam mais tarde e dos que não o possuem."
Isto é pura comédia. Aparentemente, o BCE acabou de descobrir que os primeiros investidores em qualquer activo beneficiam mais do que os que chegam depois. Não é assim que os mercados funcionam? Os primeiros investidores em acções, imóveis e ouro beneficiam de forma desproporcional—mas, curiosamente, isto só se torna um problema quando se trata de Bitcoin.
O que o BCE realmente teme é que o Bitcoin democratize a riqueza de uma maneira que eles não conseguem controlar. Com o Bitcoin, não precisas de acesso privilegiado para participar. Não precisas de um corretor XPTO ou de permissão dos guardiões financeiros. Ao contrário das próprias políticas do BCE—concebidas para inflacionar a riqueza dos já ricos através de bolhas imobiliárias e do mercado de acções—Bitcoin oferece um campo de jogo nivelado para qualquer pessoa com uma ligação à internet.
5. Sensacionalismo: a Ameaça à Democracia
"O aumento perpétuo do preço do Bitcoin empobrece o resto da sociedade e põe em risco a democracia."
Aqui, os autores entram no melodrama, avisando que o aumento do preço do Bitcoin põe em risco a democracia. É fascinante como ignoram a verdadeira ameaça à democracia: as suas próprias políticas inflacionárias.
Na realidade, os sistemas fiduciários, através da inflação incessante e do quantitative easing, erodem sistematicamente a riqueza dos mais pobres e da classe média. Os ricos, com as suas carteiras de acções e imóveis, conseguem resistir à tempestade. Mas o trabalhador comum, cujo salário compra cada vez menos a cada ano, é esmagado. Se há algo que ameaça a democracia, é o poder descontrolado do BCE de desvalorizar a moeda que as pessoas usam para viver. Bitcoin, por outro lado, dá às pessoas uma reserva de valor incorruptível e descentralizada, imune aos caprichos dos banqueiros centrais.
6. Percepção "Equivocada" da Escalabilidade do Bitcoin
"As transações em Bitcoin na blockchain são lentas e caras."
Esta crítica ignora a realidade do progresso tecnológico. As transacções on-chain de Bitcoin nunca foram pensadas para compras diárias—para isso é que serve a Lightning Network. Os autores agarram-se a esta crítica desactualizada, como se o Bitcoin fosse uma entidade estática que não evoluiu na última década.
Soluções de segunda camada como a Lightning Network permitem transacções quase instantâneas e de baixo custo, tornando o Bitcoin escalável de maneiras que o BCE se recusa a reconhecer. Mas porque deixar que os factos estraguem uma boa história de medo?
7. Ignoram o Impacto Económico Global do Bitcoin
"O Bitcoin não tem casos de uso benéficos para a sociedade."
Esta afirmação é tão limitada que é quase impressionante. A utilidade do Bitcoin não se trata de conveniência para os ocidentais comprarem café; trata-se de sobrevivência para as pessoas em países como a Venezuela, o Líbano ou a Nigéria.
Quando as moedas locais colapsam e as pessoas não podem confiar nos seus bancos, o Bitcoin oferece uma saída. Ao descartar o impacto real de Bitcoin sobre os milhares de milhões (mais de metade da população mundial) de pessoas que vivem sob regimes opressivos e em hiperinflação, o BCE revela um embaraçoso viés ocidental e falta de empatia. O Bitcoin é mais do que apenas um activo alternativo, é uma tábua de salvação para pessoas em todo o mundo que sofrem com sistemas fiduciários falhados.
Conclusão
O relatório do BCE recicla críticas desactualizadas e já desmentidas, não conseguindo ver o panorama geral. Aplica modelos financeiros antigos a uma nova forma de dinheiro, ignorando o potencial de Bitcoin para democratizar o acesso a um sistema financeiro justo, descentralizado e incorruptível. Enquanto os bancos centrais, como o BCE, continuam a desvalorizar moedas e a inflacionar bolhas de activos (e parece que vem ai mais...), Bitcoin oferece às pessoas um caminho para a soberania financeira.
O verdadeiro valor de Bitcoin não se encontra nas críticas superficiais e eurocêntricas do BCE. O seu valor reside na capacidade de fornecer liberdade financeira a indivíduos em todo o mundo, libertos da má gestão de governantes e banqueiros centrais. Se há algo que ameaça a democracia, é o historial do BCE de enriquecer alguns poucos à custa de muitos. Bitcoin, por outro lado, oferece um futuro mais justo—um onde são os indivíduos, e não as instituições, que têm o poder.
Alguma literatura: - Universidade de Cornell - Bitcoin pode impulsionar o desenvolvimento de energias renovaveis - Aldeias em Africa com electricidade atraves de Bitcoin - Relatorio de 2023 sobre a Lightning Network da River - Adopcao de Bitcoin por Pais
Photo by Taras Chernus on Unsplash
Bitcoin #BCE
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@ ee7d2dbe:4a5410b0
2024-10-25 07:25:41Today, outsourcing and offshoring are integral parts of almost every business strategy, as they help in efficiency and innovation, by continually evolving in response to economic, technological, and geopolitical shifts.
In short, these models not only help to shape your corporate strategies but also influence global labor markets and economies. So, if you are not using them in your business, you are behind the curve.
That’s why in this post, we start with…
A basic understanding of them, Then go over the top 10 differences between outsourcing and offshoring, And lastly, discuss the key factors to keep in mind while choosing between them.
Understanding of Outsourcing & Offshoring
Outsourcing, at its core, means you are hiring third-party services to complete a piece of work or a whole project, which involves delegating specific tasks or services to external companies, often to harness specialized expertise or reduce costs.
For example, Google outsources IT management to firms in India, and Nike outsources manufacturing to factories in Vietnam and China.
Offshoring means you are relocating your business operations to other countries frequently where labor costs are lower like India and China to emphasize geographical cost advantages and talent pools.
For instance, Apple offshores its manufacturing to China, and Wells Fargo offshores customer service to India and the Philippines.
Evolution of Outsourcing
Outsourcing began during the Industrial Revolution in the 18th century when businesses started contracting out non-core activities to outside experts with a view of improving efficiency.
First, it was limited to simple clerical work such as accounting, but, in the late 20th century, outsourcing expanded with the emergence of Business Process Outsourcing (BPO), which also includes more complex service activities such as call center and IT support.
Evolution of Offshoring
Offshoring started to gain momentum in the 1980s and the 1990s due to enhanced telecommunications and the Internet. From then, most developed Western firms started relocating manufacturing and IT services to developing countries like India and China. So, you can mark this era as the start of a new global economy, where geographic boundaries became less relevant to scale businesses.
Outsourcing v/s Offshoring: An In-depth Analysis
As the title suggests, this will be an in-depth analysis of outsourcing vs. offshoring. However, if you are in a hurry and just want to know the differences, please refer to the chart below.
But our recommendation is to go through all the points and understand them thoroughly so you can make the right decision for your company’s future.
Types of Outsourcing and Offshoring
Actually, the types of outsourcing depend on individual perspectives. For instance, HubSpot covers 7 types, PearlTalent covers 9, and Digital Minds BPO covers 11 types of outsourcing in their articles.
Here, we list 4 categories that encompass almost all types:
IT Outsourcing: Hiring top companies, like Agicent, to facilitate IT functions like software development, maintenance, and support.
Business Process Outsourcing (BPO): It is about delegating non-core business processes such as payroll, HR, and customer service.
Source: https://www.agicent.com/blog/outsourcing-vs-offshoring/
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@ a10260a2:caa23e3e
2024-10-25 03:41:11It seems like blogstack is meant to replace Substack if not already apparent by the name. If that's the case, it's already better in a few ways.
1. Hit the ground running
I'm already getting started out of the gate with more readers than I would have if I just started a Substack. This, of course, is due to the fact that I'm creating on top of a protocol where I'm able to have the same audience across all clients of that protocol. This is in stark contrast to the legacy apps from centralized entities where you have to corral your audience from one platform to the next.
2. Readers need not subscribe
Technically, if you're following me, you're subscribed. But you don't have to subscribe for a set price and amount of time (e.g. $5/month or $50/year). I believe this is a win for both of us as I can write my best notes and you can choose to reward me as you see fit. Value 4 value.
3. More conducive to conversation
Writing on Substack felt like writing into a void, with little to no feedback. A post shows up in my readers' inbox and I'll see some stats on whether it was opened or not. That's it. Based on what I've seen so far, blog posts created on Nostr appear in the client apps (e.g Damus, Primal, and Plebstr) as just another note, but with nice formatting and such. From there, I can receive zaps, shakas, comments, and even be reposted.
This is just the beginning. Right now, I'm using blogstack. But what's to stop me from using another tool down the line? I'll have the ability to do so by simply connecting my private key. Can't wait to see what new tools are created in the future.
Bullish on #Nostr
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@ a012dc82:6458a70d
2024-10-25 02:23:55Table Of Content
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Stay Abreast of Market Trends
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Technical Analysis: Chart the Course
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Fundamental Analysis: Digging Deeper
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Follow Expert Insights and Predictions
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Diversify Your Portfolio
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Conclusion
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FAQ
Investing in Bitcoin has become a hot topic in recent years, attracting both seasoned investors and newcomers alike. The potential for significant returns and the excitement surrounding this digital currency make it an attractive choice for those seeking to expand their investment portfolio. However, with great potential comes great risk. The volatile nature of Bitcoin requires investors to stay informed and employ smart strategies to maximize their investments. In this article, we'll explore five proven prediction hacks that can help you navigate the unpredictable world of Bitcoin and enhance your chances of success.
1. Stay Abreast of Market Trends
Keeping up with the latest market trends is essential for any successful investor. In the realm of Bitcoin, this holds even more significance due to its highly volatile nature. By staying informed about market trends, you can identify patterns, understand market sentiment, and make more informed decisions. Regularly monitoring reliable sources of information such as cryptocurrency news websites, influential social media accounts, and industry reports can provide valuable insights that help you stay ahead of the game.
2. Technical Analysis: Chart the Course
Technical analysis is a powerful tool used by seasoned investors to predict price movements based on historical data. By analyzing price charts, identifying patterns, and utilizing indicators, you can gain a deeper understanding of market trends and potential price movements. Whether you're examining candlestick patterns, moving averages, or relative strength index (RSI), technical analysis equips you with valuable information to make well-informed investment decisions.
3. Fundamental Analysis: Digging Deeper
In addition to technical analysis, fundamental analysis helps investors evaluate the intrinsic value of an asset. When it comes to Bitcoin, understanding the underlying technology, adoption rates, regulatory developments, and major partnerships can provide crucial insights into its future prospects. By conducting thorough research and considering these fundamental factors, you can make informed investment decisions based on a comprehensive understanding of Bitcoin's potential.
4. Follow Expert Insights and Predictions
In the world of Bitcoin investments, expert opinions can be invaluable. Keeping an eye on reputable cryptocurrency analysts and influential figures in the industry can provide you with valuable insights and predictions. These experts often share their views through blogs, podcasts, interviews, and social media channels. While it's important to do your own research and not rely solely on others' opinions, expert insights can help you validate your own predictions and make more informed investment choices.
5. Diversify Your Portfolio
Diversification is a key principle in any investment strategy, and Bitcoin is no exception. Spreading your investments across different cryptocurrencies, as well as other asset classes, can help mitigate risks and maximize your chances of profiting. Consider allocating a portion of your investment portfolio to Bitcoin, while also diversifying into other cryptocurrencies or traditional assets like stocks or real estate. By diversifying, you ensure that your financial well-being is not solely reliant on the performance of one asset, reducing potential losses and increasing overall stability.
Conclusion
Investing in Bitcoin can be a thrilling and potentially rewarding endeavor. By employing these five proven prediction hacks, you can navigate the ever-changing landscape of cryptocurrencies with increased confidence and maximize your chances of success. Remember to stay informed, conduct thorough research, and exercise caution when making investment decisions. With the right strategies and a solid understanding of the market, you can unlock the full potential of Bitcoin and optimize your investments.
FAQ
Should I invest in Bitcoin for the long term? While Bitcoin has shown incredible growth over the years, it's important to remember that past performance is not indicative of future results. Investing in Bitcoin for the long term can be rewarding, but it also carries risks. It's crucial to conduct thorough research, consider your financial goals, and seek professional advice before making any investment decisions.
Can I use these prediction hacks for other cryptocurrencies? Absolutely! While this article focuses on Bitcoin, the prediction hacks discussed can be applied to other cryptocurrencies as well. The key is to stay informed, conduct analysis, and consider both technical and fundamental factors when making investment decisions.
Is it possible to predict Bitcoin's price with 100% accuracy? Unfortunately, no prediction method can guarantee 100% accuracy when it comes to Bitcoin's price. The cryptocurrency market is highly volatile and influenced by various factors, making it challenging to predict with absolute certainty.
That's all for today
If you want more, be sure to follow us on:
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DISCLAIMER: None of this is financial advice. This newsletter is strictly educational and is not investment advice or a solicitation to buy or sell any assets or to make any financial decisions. Please be careful and do your own research.
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@ a10260a2:caa23e3e
2024-10-25 01:51:45A zero-dependency, zero-framework QR code web component for Bitcoin on-chain, Lightning, and unified BIP-21 payments.
Just discovered this tool by nostr:npub18agram6s6kulwwhc638d8q8y5vysutrrvvdll2wdjxd75wp4dfjqshytrf and found it to be very useful. Also, did I mention easy-to-use?
You can find the GitHub here and a demo I made (complete with a function to check for payment) on the Bullish Prototype. 👨💻
originally posted at https://stacker.news/items/737255
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@ dd32f3e0:498f1df9
2024-10-25 01:42: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@ 6f0ba1ef:58eb4351
2024-10-25 01:16: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@ 4ba8e86d:89d32de4
2024-10-24 23:42:27Um canal Lightning pode ser pensado como uma sequência de contas esticadas entre duas pessoas. Consultando a Fig. 1, Alice pode pagar Bob empurrando uma de suas contas para o lado dele. Se Bob também tiver um canal Lightning com Carol, Alice pode pagar Carol por meio de Bob: ela empurra uma conta para Bob, que então empurra uma conta para Carol. A regra fundamental — e a razão por trás dos problemas de liquidez da Lightning Network — é que as contas podem se mover de um lado para o outro, mas não podem sair do cordão em que estão.
https://nostrcheck.me/media/public/nostrcheck.me_7999139148267863241703513103.webp Fig. 1. Alice pode enviar um pagamento para Carol roteando-o por Bob. Como as contas não podem sair do cordão em que estão, Bob acaba com uma conta a mais em seu cordão com Alice e uma conta a menos em seu cordão com Carol.
Isso é tudo que você precisa saber para entender como o dinheiro pode fluir na Lightning Network. No entanto, esse modelo não nos diz nada sobre por que os pagamentos na Lightning são seguros. Por exemplo, o que impede Bob de simplesmente manter a conta que Alice empurrou para ele e nunca enviar uma para Carol? O objetivo deste artigo é responder à pergunta "o que torna os pagamentos na Lightning 'sem confiança'?"
Ao final do artigo, revelaremos o sujo segredinho da Lightning Network: que os pagamentos pequenos não são realmente "sem confiança" — nós nós de roteamento podem perder fundos dos clientes.
Contratos Hash-Time-Lock (HTLCs) Para explicar o que impede Bob de manter a conta de Alice sem enviá-la para Carol, precisamos introduzir "travas" em nossa analogia física para os canais Lightning. Travas podem ser colocadas nos cordões para restringir o movimento das contas e só são abertas se condições específicas forem atendidas. Os contratos hash-time-lock (HTLCs) usados nos pagamentos Lightning envolvem dois tipos de travas (cf. Fig. 2): a primeira é uma trava que se abre se apresentada com a senha correta (vamos chamá-la de "hash-lock"), e a segunda é uma trava que se abre automaticamente após um atraso de tempo (vamos chamá-la de "time-lock").
https://nostrcheck.me/media/public/nostrcheck.me_9607840347208938921703514339.webp Fig. 2. O hash-lock se abre quando uma senha é inserida e gera o valor especificado (45f8 neste caso). O time-lock se abre após o tempo especificado ter decorrido (48 horas neste caso).
Agora, voltemos ao pagamento de uma conta de Alice para Carol por meio de Bob. Para tornar o pagamento "sem confiança", Alice, Bob e Carol precisam estar online ao mesmo tempo e participar de um elaborado ritual.
Primeiro, Alice pede a Carol que pense em uma senha secreta e diga a ela o hash da senha. Vamos fingir que a senha que Carol inventou foi "boondoggle" e seu hash foi "45f8". Em seguida, Alice coloca um hash-lock entre ela e Bob, configurado para abrir quando apresentado com uma senha que gera o hash "45f8". Neste ponto, nem Alice nem Bob podem abrir a trava, pois nenhum deles conhece a senha. Alice então empurra uma conta contra o hash-lock. Por fim, ela coloca um time-lock no lado esquerdo da conta, configurado para abrir automaticamente após 48 horas (Fig. 3).
https://nostrcheck.me/media/public/nostrcheck.me_3127046972622599461703514704.webp Fig. 3. Com o conhecimento do hash da senha secreta de Carol, Alice pode configurar um hash-lock para proteger a conta que ela transfere para Bob (para depois encaminhar para Carol). Ela trava a conta com um time-lock para que ela possa recuperá-la caso Bob não conclua o pagamento dentro de 48 horas.
Bob percebe que a conta é dele se conseguir descobrir a senha antes de 48 horas se passarem. Ele também sabe (porque Alice disse a ele) que Carol revelará a senha em troca de uma de suas contas. Para incentivar Carol a agir, Bob coloca o mesmo hash-lock entre ele e Carol, empurra uma de suas contas e então a trava com outro time-lock (Fig. 4). Ele sabe que, para Carol abrir o hash-lock e pegar a conta, ela precisará inserir a senha — à vista de todos — que é a mesma senha que Bob precisa para abrir o hash-lock com Alice.
https://nostrcheck.me/media/public/nostrcheck.me_4635793414256087711703515032.webp Fig. 4. Bob percebe que a conta de Alice é dele se Carol revelar sua senha antes de 48 horas. Ele configura o mesmo hash-lock, empurra uma conta em direção a Carol e a trava com um time-lock. A única maneira de Carol pegar a conta de Bob é revelar a senha que Bob precisa para reivindicar a conta de Alice.
Carol, ao ver que a conta está lá para ser pega, insere "boondoggle" na trava (lembre-se de que está à vista de Bob). A CPU da trava confirma que hash("boondoggle") = 45f8, e então se abre. Carol move a conta para o lado dela do cordão (Fig. 5).
https://nostrcheck.me/media/public/nostrcheck.me_6790828350788856531703516541.webp Fig. 5. Carol revela sua senha para abrir a trava e pegar a conta.
Com o conhecimento da senha de Carol, Bob desbloqueia sua conta de Alice da mesma forma (Fig. 6). O pagamento está completo.
https://nostrcheck.me/media/public/nostrcheck.me_8432131267156524571703517282.webp Fig. 6. Com o conhecimento da senha secreta de Carol, Bob pode agora pegar a conta de Alice, completando assim o pagamento.
Você pode se perguntar por que Bob se incomodaria em participar desse ritual em primeiro lugar. Se Carol não tivesse sido cooperativa, sua conta poderia ter sido congelada até que o time-lock expirasse. Na prática, Alice enviaria a Bob um pouco mais do que ela pede a Bob para enviar a Carol, como uma taxa para compensar por esse risco e pelo esforço de Bob. Quando o pagamento estiver completo, Bob terá um pouco mais do que começou, motivando-o assim a concluir o pagamento.
Você também pode se perguntar qual é o propósito dos time-locks. Os time-locks permitem que os participantes recuperem seus fundos se o pagamento falhar. Por exemplo, imagine que Bob se torna não cooperativo depois que Alice transfere sua conta e adiciona os dois locks. O time-lock é o que permite a Alice recuperar seus fundos. Ela só precisa esperar o time-lock expirar. Não há como Bob roubar a conta nesse ínterim, porque ele precisa da senha de Carol, o que ele não pode obter sem dar a Carol uma de suas contas e, assim, completar o pagamento.
Leitores interessados podem explorar o que acontece se uma das partes se tornar não cooperativa em diferentes etapas do processo de pagamento do Lightning para se convencer de que nem Alice, Bob, nem Carol estão em risco de perder dinheiro devido às ações de suas contrapartes.
O Sujo Pequeno Segredo da Lightning Network A Lightning Network tem um sujo pequeno segredo que poucas pessoas conhecem. Para entender qual é o segredo — e suas ramificações para os pagamentos do Lightning — precisamos cavar um pouco mais.
Lembre-se de que quando Alice enviou o pagamento para Carol através de Bob, o estado intermediário mostrado na Fig. 7 existia. Quando expresso como uma transação de bitcoin, o estado do canal contém três saídas: as moedas de Alice, as moedas de Bob e a moeda "em voo".
https://nostrcheck.me/media/public/nostrcheck.me_9561697518547468611703528026.webp Fig. 7. A transação de estado do canal Lightning neste ponto do tempo contém três saídas: as moedas de Alice, as moedas de Bob e as moedas em trânsito.
Aqui está o problema: se o valor em trânsito estiver abaixo do limite de poeira do BTC, então não pode ser representado como uma terceira saída na transação de estado do canal! Portanto, não é possível usar hash- e time-locks para proteger o pagamento se o pagamento for muito pequeno.
Para explicar como o LN lida com esse problema, devo primeiro fazer uma confissão. Não é exatamente verdade que o número de contas em uma string seja constante. Na verdade, há um balde ao lado de cada string rotulado como "Taxa do Minerador" que contém pequenas frações de contas. O valor neste balde é reivindicado pelo minerador que confirma a transação de estado do canal, caso o estado do canal seja empurrado para o blockchain. Frações de contas podem se mover da string para o balde, ou do balde de volta para a string, mas apenas se as pessoas em ambos os lados do canal concordarem.
Em vez de travar o valor em trânsito com hash- e time-locks, para pagamentos pequenos, Alice e Bob simplesmente movem o valor em trânsito para o balde de taxas (Fig. 8). Bob confia que Alice cooperará com ele para retirar o valor em trânsito do balde de taxas quando ele revelar a senha secreta de Carol.
https://nostrcheck.me/media/public/nostrcheck.me_3836418249379116631703528340.webp Fig. 8. Se as moedas em trânsito estiverem abaixo do limite de poeira, o mecanismo HTLC não pode ser usado porque a transação de estado do canal não seria minerada se fosse transmitida. Em vez de usar o mecanismo HTLC, as moedas em trânsito são despejadas no balde de "Taxa do Minerador".
https://nostrcheck.me/media/public/nostrcheck.me_3836418249379116631703528340.webp Fig. 8. Se as moedas em trânsito estiverem abaixo do limite mínimo ("dust threshold"), o mecanismo HTLC não pode ser usado, pois a transação do estado do canal não seria minerada se transmitida. Em vez de utilizar o mecanismo HTLC, as moedas em trânsito são depositadas no "Miner's Fee" (Taxa do Minerador).
Neste esquema alternativo, Bob transfere o valor em trânsito para um segundo compartimento de taxas que ele compartilha com Carol, prometendo entregá-lo a ela se contar a Bob a senha secreta. Carol revela o segredo a Bob, e juntos movem o pagamento do compartimento de taxas para o lado de Carol. Bob então volta para Alice, conta a ela o segredo de Carol e, se tudo correr bem, Alice coopera com ele para retirar o valor em trânsito do compartimento de taxas e colocá-lo no lado de Bob da sequência.
Ao contrário do esquema HTLC descrito anteriormente, este esquema depende da confiança. Por exemplo, Carol poderia revelar a senha a Bob, que poderia deixar o pagamento no compartimento de taxas e ainda assim ir a Alice e entregar a senha em troca de seu pagamento.
As opções de Carol nesse cenário são limitadas: ou ela não faz nada e aceita a perda, ou ela encerra o canal com Bob. No entanto, encerrar o canal com Bob não a deixa totalmente compensada, pois o valor que ela deveria ter recebido é enviado para um minerador!
Apesar de parecer quebrado, esse esquema realmente funciona razoavelmente bem na prática. Bob não tem um incentivo real para não dar o dinheiro a Carol. Se ele não devolver, ele não ficará em uma situação melhor (o minerador ficará com os fundos extras, não ele) e provavelmente em uma situação pior (Carol provavelmente fechará o canal, já que Bob se mostrou não confiável). O dano que Bob pode causar parece limitado ao valor do pagamento mais o custo de estabelecer um novo canal relâmpago.
Por que isso é significativo O segredo sujo do Lightning é significativo porque revela como a fricção da Camada 1 (L1) vaza para a L2, forçando soluções complexas e mal compreendidas¹ para o protocolo L2. A solução alternativa neste caso alterou a natureza "sem confiança" dos pagamentos do Lightning: para pagamentos acima do limite de poeira, nem Alice, Bob, nem Carol podem perder dinheiro devido às ações de suas contrapartes. Para pagamentos abaixo do limite de poeira, Alice, Bob e Carol podem perder dinheiro sem culpa própria. É um modelo de segurança fundamentalmente diferente do que as pessoas entendiam.
Alguém poderia argumentar: "estamos falando apenas de pagamentos pequenos, então quem se importa?" Eu não concordo com esse argumento por duas razões:
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O plano de escalonamento do Core, usando o blockchain como uma camada de liquidação com taxas elevadas, aumentará o limite para o que constitui "poeira". Poeira são saídas que não podem ser gastas economicamente porque a taxa on-chain para gastá-las é maior do que seu valor. Com taxas de $100, a maior parte do salário mensal de todo o mundo é "poeira".
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Perder vários pagamentos pequenos em rápida sucessão (por exemplo, devido a um ataque de roteamento no LN) poderia resultar em uma perda significativa.
Imagine um futuro em que a maioria dos pagamentos ocorra na Lightning Network, e as taxas de transação na L1 sejam consistentemente superiores a $100. As saídas de poeira abaixo de $100 na mainchain não têm valor porque custa mais gastá-las do que valem.
Agora a Lightning Network enfrenta o problema de que até mesmo pagamentos de $50 não são "sem confiança". No caso em que $50 estão abaixo do limite de poeira (o que seria uma política razoável considerando que $50 seria economicamente impossível de gastar na L1), então os HTLCs não podem ser usados para proteger o pagamento de $50. Os clientes podem perder pagamentos de $50 sem culpa própria.
No caso em que os desenvolvedores tentam contornar alguma "brecha legal" definindo o limite de poeira como $1 para que os HTLCs ainda possam ser usados, o efeito ainda é uma perda de $50 para o cliente, pois a saída não será economicamente gasta! Os clientes ainda podem perder pagamentos de $50 sem culpa própria.
Alguém poderia argumentar "bem, os nós de roteamento podem perder fundos dos clientes e esses fundos podem ser significativos em um futuro com taxas altas, mas os nós de roteamento são pares, não empresas." Eu também não concordo com isso porque o objetivo principal do roteamento de pagamentos do Lightning é ganhar dinheiro em taxas de transação em troca de empréstimo de liquidez. Já hoje, os desenvolvedores do Lightning abandonaram a ideia de que todos os usuários roteariam pagamentos; agora é incentivado que usuários normais usem canais não divulgados e nunca roteiem.
Em um futuro com altas taxas, um hub tem controle custodial efetivo sobre o dinheiro de seus usuários. Um usuário não pode liquidar no blockchain para recuperar fundos de pagamentos não protegidos por HTLCs. Além disso, se o saldo do usuário estiver na mesma ordem de grandeza das taxas on-chain, o usuário também está preso ao hub. Não vale a pena escapar de um canal "ruim", pois isso custaria ao usuário todo o seu saldo. Hubs também podem bloquear os fundos do cliente indefinidamente, recusando-se a rotear pagamentos a menos que certas condições sejam atendidas (por exemplo, desembrulhar as informações de roteamento de cebola para fins de AML/KYC). A única escolha do usuário é liquidar no blockchain e perder todo o seu dinheiro — o que não é uma escolha real! Hubs também podem roubar seus usuários na forma de taxas exorbitantes. Novamente, o usuário está preso e não tem escolha a não ser pagar se quiser acessar seu dinheiro.
Hubs significativamente conectados na Lightning Network, em um futuro com taxas elevadas na camada base, deveriam ser regulamentados devido ao controle efetivo que possuem sobre os fundos de seus clientes.
Gostaria de propor a hipótese de que o seguinte princípio existe:
Pagamentos na Camada 2, para quantias abaixo do que é economicamente viável na Camada 1, não podem alcançar uma natureza "sem confiança".
A eficácia do Lightning depende da liberdade da blockchain subjacente, alinhando-se com as expectativas dos usuários.
Isso é apenas uma das muitas razões pelas quais um futuro em que a maioria das transações ocorre na Lightning Network e a blockchain possui taxas elevadas será muito diferente do que as pessoas esperam. Outras razões incluem:
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O Lightning dimensiona transações, não usuários. O custo de operar um nó completo de validação ainda será alto.
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A fricção na Camada 1 afeta a fungibilidade na Camada 2; as moedas têm um valor dependente da posição.
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Liquidez: a maioria dos "estados de riqueza" não é alcançável por meio de transações na Lightning. Falhas em pagamentos são inevitáveis.
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Roteamento é difícil se o grafo de rede for extenso: os hubs da Lightning tenderão a se centralizar para reduzir problemas de roteamento e liquidez.
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A experiência típica do usuário ao executar uma carteira não custodial sempre será complicada: os usuários precisam estar online para receber dinheiro, contratar torres de vigilância para monitorar fraudes em canais, assinar serviços de roteamento de origem para enviar pagamentos e fazer backup dinâmico de seus estados de canal contra corrupção de dados.
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Risco sistêmico: uma quantidade muito grande de moedas precisa ser bloqueada em canais da Lightning (carteiras quentes) para fornecer a liquidez necessária.
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As taxas agregadas dos mineradores na Camada 1 não serão suficientes para garantir a segurança da blockchain quando a recompensa por bloco se esgotar.
Esse texto apontar que LN não é “sem confiança” para pequenos pagamentos e que os fundos dos clientes poderiam ser redirecionados para o mineradores sem culpa do cliente. A crença amplamente difundida, mas falsa, dentro da comunidade BTC era que todos os pagamentos Lightning eram “sem confiança” por design .
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2024-10-24 23:36:47OP_CAT é um opcode simples, mas poderoso, que combina dois valores de entrada em uma saída. Originalmente, ele foi desativado devido a preocupações com problemas de memória, mas as condições mudaram. OP_CAT é um opcode que lida com a concatenação de valores de entrada, unindo dois valores em um. Embora possa parecer simples à primeira vista, suas possibilidades são amplas e intrigantes.
Especificação
O opcode OP_CAT opera abrindo dois elementos da pilha, concatenando-os na ordem em que estão empilhados e empurrando o elemento resultante de volta para a pilha. Dada a pilha [x1, x2], onde x2 está no topo da pilha, o OP_CAT colocará x1 x2 na pilha, onde '' denota concatenação.
Implementação
cpp if (stack.size() < 2) return set_error(serror, SCRIPT_ERR_INVALID_STACK_OPERATION); valtype vch1 = stacktop(-2); valtype vch2 = stacktop(-1);
if (vch1.size() + vch2.size() > MAX_SCRIPT_ELEMENT_SIZE) return set_error(serror, SCRIPT_ERR_INVALID_STACK_OPERATION);
valtype vch3; vch3.reserve(vch1.size() + vch2.size()); vch3.insert(vch3.end(), vch1.begin(), vch1.end()); vch3.insert(vch3.end(), vch2.begin(), vch2.end());
stack.pop(); stack.pop(); stack.push_back(vch3);
Essa implementação é baseada na implementação do OP_CAT em elementos.
O valor de MAX_SCRIPT_ELEMENT_SIZE é 520 bytes.
Notas
O OP_CAT existia na base de código Bitcoin antes do commit "alterações diversas" 4bd188c que o desativou. A implementação original funcionava da seguinte forma:
cpp // (x1 x2 -- fora) if (stack.size() < 2) return false; valtype& vch1 = stacktop(-2); valtype& vch2 = stacktop(-1); vch1.insert(vch1.end(), vch2.begin(), vch2.end()); stack.pop_back(); if (stacktop(-1).size() > 5000) return false;
Essas informações detalhadas sobre a especificação e a implementação do OP_CAT esclarecem como ele funciona e como as operações são executadas.
OP_CAT não é uma novidade, sendo parte das instruções do Bitcoin Script em versões antigas. Foi desativado devido a preocupações de aumento exponencial de memória na pilha de elementos. No entanto, desde que foi desativado, um tamanho máximo de 512 bytes foi fornecido para elementos de pilha, e isso também é aplicado ativamente hoje no Tapscript, que é o Bitcoin Script na atualização Taproot. O problema daquela época realmente não se aplica aqui, pois um script que desejasse criar elementos acima desse limite seria simplesmente inválido.
OP_CAT possibilita novas opções de assinatura, assinaturas Lamport com segurança quântica, cofres Bitcoin e convênios/CTV que determinam as condições de saída. Isso abre portas para métodos de escalonamento , Confirmação instantânea de transações on-chain , Livre mercado de sidechains, como Ark, e simplifica a implementação de BitVM para contratos inteligentes.
Várias aplicações possíveis para o OP_CAT, como covenants, verificação de provas SPV, proteção contra gastos duplos em transações não confirmadas, tornar o BitVM mais eficiente, realizar aritmética com números grandes, criar vaults e assinaturas resistentes a computadores quânticos.
Para reintroduzir o OP_CAT, seria necessária uma atualização (soft fork) nas regras de consenso do Bitcoin, o que exige planejamento cuidadoso. No entanto, a proposta atual é gerenciável e não apresenta as preocupações anteriores devido às limitações estabelecidas.
O OP_CAT promete ser uma adição valiosa à linguagem de script do Bitcoin, proporcionando um leque de possibilidades interessantes para desenvolvedores e usuários. A reintrodução desse opcode parece promissora, oferecendo um equilíbrio entre esforço e casos de uso potenciais, e ainda há espaço para discussões sobre suas vantagens e desvantagens.
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2023-October/022049.html
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2023-October/022049.html
https://github.com/EthanHeilman/op_cat_draft/blob/main/cat.mediawiki
https://medium.com/blockstream/cat-and-schnorr-tricks-i-faf1b59bd298
https://gist.github.com/RobinLinus/9a69f5552be94d13170ec79bf34d5e85
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2024-10-24 23:30:46Com o Boltz, os usuários podem trocar perfeitamente seus bitcoins entre camadas, por exemplo. usar produtos financeiros avançados ou gerenciar a liquidez de seus canais relâmpago. Os Boltz Swaps não têm custódia, o que significa que os usuários podem sempre ter a certeza de ter controle total de seu bitcoin durante todo o fluxo de um swap.
Swap da Lightning Network (LN) para Bitcoin Onchain utilizando a plataforma Boltz.
Basta acessar o site Onion da Boltz:
http://boltzzzbnus4m7mta3cxmflnps4fp7dueu2tgurstbvrbt6xswzcocyd.onion/
Também é possível visitar o site oficial em:
https://boltz.exchange/
https://nostrcheck.me/media/public/nostrcheck.me_4413004608613998691706870605.webp
https://nostrcheck.me/media/public/nostrcheck.me_6400873373279640511706870649.webp
Primeiro, selecione qual tipo de Swap deseja realizar, por exemplo, você pode escolher LN para Bitcoin Onchain. Em seguida, insira o endereço Onchain de sua carteira. Após isso, basta efetuar o pagamento da fatura LN com o valor necessário e o Swap será concluído com sucesso!
Criar Atomic Swap. O pagamento inclui taxas de serviço de rede e boltz Enviar Mín .: 50.000 , Máx .: 1.000.0000
Para melhorar a resistência à censura e a privacidade, o Boltz não está disponível nas lojas de aplicativos, mas pode ser instalado como Progressive Web App (PWA) em todos os dispositivos Android e iOS, bem como em computadores desktop.
Como instalar o Boltz como App PWA.
Android.
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Abra https://boltz.exchange/ em um navegador móvel como chorme ou Vanadium abra o menu do navegador e toque em "Instalar aplicativo": https://nostrcheck.me/media/public/nostrcheck.me_6529645890412951071706872223.webp
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Confirme em "Install": https://nostrcheck.me/media/public/nostrcheck.me_1285765778020048231706872279.webp
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Agora você encontra o Boltz como ícone do aplicativo na tela inicial, que pode ser usado como qualquer outro aplicativo.
iOS
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Abra https://boltz.exchange/ em seu navegador móvel Safari e toque no botão de compartilhamento https://nostrcheck.me/media/public/nostrcheck.me_6654634165994432521706871151.webp
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Toque em "Adicionar á tela incial ": https://nostrcheck.me/media/public/nostrcheck.me_4387192956979181391706871163.webp
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Confirme tocando em "adicionar ": https://nostrcheck.me/media/public/nostrcheck.me_1403675023106875721706871174.webp
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Agora você encontra o Boltz como ícone do aplicativo na tela inicial, que pode ser usado como qualquer outro aplicativo.
Desktop
- Aqui está um exemplo de como instalar o Boltz como aplicativo em um computador desktop Ubuntu usando Chromium: Abra https://boltz.exchange/ e clique no ícone de instalação que aparece automaticamente:
https://nostrcheck.me/media/public/nostrcheck.me_3169379622874819051706871546.webp
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Confirme clicando em "Install": https://nostrcheck.me/media/public/nostrcheck.me_3547123478071766331706871554.webp
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Agora você encontra o Boltz como ícone do aplicativo em sua coleção de aplicativos: https://nostrcheck.me/media/public/nostrcheck.me_3356870245715316401706871564.webp
Também pode executá-lo localmente:
Incentivamos nossos usuários técnicos a verificar o código e executar o aplicativo da web localmente a partir da fonte, seguindo as instruções abaixo.
Dependências.
Certifique-se de ter o Node.js LTS e NPM mais recente instalado. Recomendamos usar o nvm para gerenciar instalações do npm: nvm install --lts
Execução.
Clone o repositório, mude para a pasta do projeto e execute " npm install " para instalar todas as dependências. Em seguida, execute " npm run mainnet " e " npx serve dist " para iniciá-lo.
Abra: http://localhost:3000
no seu navegador e comece a trocar!
https://github.com/BoltzExchange/boltz-web-app#run
https://docs.boltz.exchange/
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@ 4ba8e86d:89d32de4
2024-10-24 23:20:51VeraCrupt foi lançado em 2013 como um fork do projeto TrueCrypt descontinuado. Desde então, o VeraCrypt tem passado por diversas atualizações e melhorias de segurança, incluindo a correção de problemas identificados por auditorias de código do TrueCrypt. O VeraCrypt inclui implementações otimizadas de funções criptográficas de hash e cifras, o que aumenta o desempenho em CPUs modernas. O software permite criar e gerenciar volumes criptografados em computadores ou dispositivos de armazenamento externo, com suporte para vários algoritmos de criptografia e recursos adicionais, como proteção contra ataques de keylogger e ocultação de volumes , tem opção de segurança robusta para proteger seus dados.
Quando você cria um volume criptografado no VeraCrypt, o software cria um arquivo virtual que funciona como um disco rígido criptografado. Esse arquivo é montado como uma unidade lógica no seu sistema operacional e pode ser acessado como qualquer outro disco rígido.
Antes que você possa acessar o volume criptografado, você precisa fornecer a senha correta. A senha é usada para desbloquear o arquivo virtual criptografado e permitir que o sistema operacional acesse o conteúdo. O VeraCrypt suporta vários algoritmos de criptografia, incluindo AES, Serpent e Twofish, que podem ser selecionados pelo usuário ao criar o volume criptografado.
O VeraCrypt também oferece recursos adicionais de segurança, como proteção contra keyloggers, que podem registrar as teclas digitadas no teclado para capturar senhas. Ele faz isso fornecendo uma interface virtual para digitar senhas, o que impede que os keyloggers capturem a senha real. O VeraCrypt também permite ocultar volumes criptografados dentro de outros volumes criptografados, o que fornece uma camada adicional de segurança.
O veracrypt proteger informações confidenciais armazenadas em dispositivos de armazenamento, como discos rígidos, unidades flash USB e cartões de memória, contra acesso não autorizado. Se um usuário estiver executando o Tails a partir de uma unidade flash USB, e o disco rígido estiver criptografado com o VeraCrypt, o Tails não terá acesso ao conteúdo do disco rígido, a menos que o usuário monte o volume criptografado do VeraCrypt e forneça a senha correta.
No entanto, é importante lembrar que a criptografia do disco rígido por si só não garante a segurança completa do sistema. Os usuários também devem tomar outras medidas de segurança, como manter o sistema operacional e o software atualizados, usar senhas fortes e não compartilhá-las com ninguém, e tomar cuidado com o acesso físico ao computador ou dispositivo de armazenamento externo.
https://veracrypt.fr
https://github.com/veracrypt/VeraCrypt/
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@ bb0174ae:75f7239a
2024-10-24 21:23:55What is Cyphermunk House? It is everything that is unprovided. It is the education that is never taught. It is the culture that is never commissioned. It is the space for the community that was never allowed to flourish because an equitable economy was never allowed to grow. It is a space to BE YOUR OWN BANK and a space to STAY HUMBLE.
Cyphermunk House is London’s Bitcoin beacon. Providing sanctuary from the mainstream; from the politics of division, the brainwashing of legacy media, the predictive programming of film, the ‘three-quarter reptiles’ of music, the ‘shock value, indignation and existential angst’ of modern art and the centuries long corruption and exploitation of central banking. It is counter culture in extremis. A hotspot of no fear. A 21st space where fiat pastimes are secondary and pleb living is primary.
What is bitcoin? Cross the threshold. How do you obtain it? Take a seat. Want to stack? Let’s begin. Dive into the mathematics of hope, the code of change and the magic of self-sovereignty. In here we educate, providing knowledge to match the student whether you are a stone-cold newb or a humble stacktivist. In return we learn that there are still so many who are yet to realise that money is broken, issuance matters and a bitcoin can be divided into things called sats. In other words, there is work to be done.
Work that is evolving like that which inspires us. Can we educate? Can we provide space for people from all walks of life? Can we provide the seeds for discussion, the platform for ideas and the spectacle that confronts the issues in our society? Can we get a former Minister of State to laser eye his image?
So far, we are meeting these challenges, with more newbs through our doors than we could ever imagine, lured in by the rabbit of an upended banknote and their own curiosity. What the hell is that? And what's going on inside this rabbit warren of a building a mile’s crow flight from the life supported heart of British financial might.
The ‘what’ is huge. Education. Culture. Freedom. And community. That same orange cocktail that bitcoin is pouring all over the world. Standing in direct opposition to the trends of indoctrination, centralisation and isolation that have pushed the group to the fringe and questioned the very idea that humans are social beings. In our world, meetups, conferences and real-world spaces are thriving. Education is pleb-led and free. And our culture is king.
I have witnessed the artistic offerings of this capital a lifetime over; dance on rooftops, songs beneath the river and Shakespeare performed by a man and a cast of sheep. In three short decades I have worked across music, theatre, film and art, and now find myself at the helm of Cyphermunk House. What is being created within these walls is more inspiring and exciting than anything the Tate has ever shown me, or the West End, or the Dome. This is the edge of the cultural moment. Lightning sharp and electric.
Because our culture does more than entertain. It informs. And transforms. And it is happening everywhere, simultaneously. And in this tiny postcode of West Central London, it is happening hard. We are 'Privacy Defenders'. We will expose 'The Ugly Reality of War Crimes' and we will declare that 'Coin Mixing is My Right' and yours too as we work towards a 'Humanity in Consensus'. Inspired? Come along and chuck it on the walls in the paradise paint of a world being built from the ground up. For this is the culture of code and it will not be put back in the box.
And yes the space is temporary, six more months perhaps, but its temporality is tangible forever, nostr makes it so. Our records permanent, our doors always open. Always sharing knowledge, wisdom and advice. While in these moments of tangibility, these blocks of time in meters of space, we will fire up the beacons and summon the zaps, for bitcoiners, artists, outcasts and dreamers to the temporal dance of rebellion that burns behind these doors.
“In the same way El Salvador felt way ahead of its time – a nation state adopting bitcoin as legal tender. This feels like it’s a cycle too early too. Surely, we shouldn’t have something this good till the 6th epoch." - Si, Bitcoin Events UK
And when we close our doors and move to pastures new, we will not forget the power we are finding - the power to redefine the rules. For this is how to use bitcoin and release the burden on the current system. It stands as a testament to the power of code that you can run an entity, without barriers, without red tape, without announcing your names or identity, where you create the rules.
And so we invite you to the Bitcoin Culture Festival at Tooting Market, The Dockside Vaults and Cyphermunk House, and an explosion of culture from the We Are 2140 collective. Together we will host a brand-new exhibition; the Culture of Code and stamp a sequence of blocks with so much creativity that no Londoner will miss it.
These are the signals of hope found in a civilisation mathematically backed by a money that extracts nothing from you. Embrace them. Support them - your fellow plebs and meetups. Network, connect and build. There is so much more to do and so much more to learn, but for now I've learnt this much - align your passions with bitcoin and every moment is a pill.
Onward plebs.
FIND OUT MORE
OUR PARTNERS / SPONSORS
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@ 95a69326:6ac402e2
2024-10-24 20:09:01That is true for the rate of growth of addresses, of hashrate, and even of price.
None follow an exponential curve.
And that is fantastic news, because it’s a reality check on where we are today with Bitcoin adoption, and how to actually make it happen faster. Let us collectively break the culture that has formed around the S curve. The very idea that adoption is exponential.
It’s the hopium that keeps some going, waiting on the #OmegaCandle chanting NGU and hodling onto their Bitcoin like it’s their “precious”.
So much of Bitcoin’s narrative is centered around an imminent inflection point, a face-melting exponential curve. We will wake up one day (soon!), Bitcoin will be over 1m per coin, the Federal Reserve will be blown into pieces, and all Bitcoiners around the world will come together to sing Kumbaya.
Then one more year passes, then one more year passes, then one… Just one more! It’s around the corner guys! Just hold on to your Bitcoin, and everyone else can have fun staying poor.
Don’t get me wrong, Bitcoin is a marvellous savings technology. Once you see it, you understand it’s the best way to safeguard your financial future.
But this is not a game measured in weeks, or months. It’s a game measured in years, decades. And I am starting to believe that the reason so many Bitcoiners still have an unrealistic expectation of the short term adoption rate of Bitcoin, is exactly because so many still believe Bitcoin growth follows an exponential.
But that mentality is actually harming Bitcoin adoption. When you ground your belief system into an exponential, it also becomes very easy to believe the path is set. That you can sit back, and wait. That it’s “any day now”.
And you’re wrong! The path is not set, the path is still being written, and at the moment it’s being increasingly written by some suits at BlackRock. So extend your time horizon.
Stop believing hyper-Bitcoinisation is around the corner, and start asking yourself: what can I do to make Bitcoin adoption happen?
The truth is, if you want Bitcoin adoption, hodling Bitcoin won’t get you there. Spending it, and getting more people to use it will.
No, I’m not trying to psy-op you into selling your Bitcoin. And the idea that spreading Bitcoin promotes adoption is not just theory.
Let’s go over some data.
If you’re allergic to charts and data, maybe stop reading here, and ponder on the above question for a little while.
But if you’re not, take a look at this chart:
This is what it looks like when you chart the ratio of Bitcoin’s hashrate, price and number of addresses. Bitcoin is a beautiful combination of power laws.
We’re not making any predictions here. This is what is, and what has been since Bitcoin’s Genesis Block. It’s Bitcoin’s DNA. And what it tells us is that there is a known, quantifiable, symbiotic relationship between Bitcoin’s number of participants (\~addresses), Bitcoin’s security (hashrate) and Bitcoin’s price.
What else do we know?
Bitcoin’s address count (\~ participants) grows at a rate of x³, where x is time. That’s the growth rate of viruses, it’s the growth rate of social networks. Metcalfe’s Law says that the value of a network is approximatly equal to the square of its participants. And with Bitcoin that checks out. Bitcoin’s price grows at a rate of x⁶, which is x³ (participants) squared (again refer to Giovanni’s work for the in-depth data analysis).
That’s pretty solid data to say that:
Bitcoin’s price is not exponential The number of participants in the network has a quantifiable impact on its price So, Bitcoin growth follows a power law. And that’s fast! But compared to an exponential, that’s slooooow.
“But ETFs are here! NgU!! Scarcity!! Bitcoin will break all your models to the upside!!!”
It get’s tiring, and you know it.
Before you get all excited about ETFs buying up all the Bitcoin, leading to the mother of all supply squeezes and sending Bitcoin to the moon, realise this: the number of people owning Bitcoin has a bigger impact on price than supply and scarcity.
Sorry Stock2Flow fanatics, I’ll say that again. The number of people owning Bitcoin has a bigger impact on price than supply and scarcity.
And, to be fair, ETFs are bringing a lot of new network participants. But HODLING isn’t. And a lot of the Bitcoin that is going into the ETFs, is on a one way street to be hodled forever.
So going back to the big question: What can I do to accelerate Bitcoin adoption?
The answer is simple: get more people using Bitcoin.
Ok, that sounds obvious, and you already knew that. So this post was pointless.
But what is the pre-dominant narrative for getting more people to use Bitcoin today? It’s NgU, it’s scarcity, in other words, it’s all the wrong things. You won’t bring more network participants by buying up as much Bitcoin as you can to stash it away for the next 20 years.
Oh, and you won’t retire in 2 years for hodling that 0.1BTC either.
You’ll beat inflation, by a healthy margin, and you will get more purchasing power over time.
But the truth is, from Bitcoin’s adoption perspective, you’re a rent seeker.
You’re living off the work of those that are actually doing something to push Bitcoin’s adoption, ultimately having a real impact on its demand, and thus its price.
Who are they?
The educators teaching Bitcoin to new people. The meetup organisers bringing people together to talk about Bitcoin. * Those building circular economies. The protocol devs working on improvements to scale Bitcoin. The app devs working on making Bitcoin usable in every day life. The people spending Bitcoin on their everyday expenses. Those are the people pushing forward Bitcoin adoption.
Heck, even the wall street guy that orange pilled Larry Funk has done more for adoption than the perpetual holder waiting on the day he’ll be a citadel king.
I’ll end this rant here, and if there’s only one thing you remember from it let it be this:
Stop hodling Bitcoin to your death. Spend it, spread it, replace it. Support circular economies and Bitcoin educators, find local stores that accept it, get more people actually using the thing and you might just get to enjoy hyper-Bitcoinisation in your lifetime.
— — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Bitcoin Power Law refs:
[Modelling Bitcoin Growth with Network Theory] https://bitposeidon.com/f/modeling-bitcoin-growth-with-network-theory…
[Intro to the Power Law] https://bitposeidon.com/f/simple-introduction-to-the-power-law-theory
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@ 83794dfe:e46c6636
2024-10-24 20:08:28i can post a note from my desktop to Nostr using Comet @captv
iuihuhjhjhjk
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@ 0e501ec7:de5ef3a4
2024-10-24 20:03:28Ik maak even een kleine sprong in de tijd, stichting Elzeard bespreek ik later nog ;)
Vandaag (24/10) vertrokken we bij Patsy en Els. Patsy is de meter van Tim, en hij heeft een kleine traditie om altijd bij hun langs te gaan als hij in de Ardennen fietst. Ze kochten ongeveer tien jaar geleden een wei in Marcourt, en besloten op een gegeven moment om daar te gaan wonen en een huis te bouwen. Ze hebben een bijna-passief woning, een leuke moestuin en veel fruitbomen, en op de wei staan er schapen van een zekere Eddy. Ze spreken aardig wat frans, en zijn zeer betrokken bij het sociale leven in het dorp! Niet zoals de tweede-verblijf-vlamingen die in grote getallen rust opzoeken in de Ardennen dus. We hielpen bij hun in de tuin, brandhout zagen en kappen, hooi leggen in de moestuin (ze doen geen bodembewerking! Voeren enkel hooi aan om de structuur te verbeteren en kruid tegen te werken). Daarnaast hielpen we ook met wat bomen en struiken te verplanten, en deed Tim zijn job als fietsenmaker. We aten verrukkelijk in de avond, van de heerlijke kookkunsten van Els. Een van de avonden (triggerwarning: vlees eten) was het een gerecht met vlees van een Lam, een van de diertjes die op de wei zelf geboren was en gegroeid. Tot het dus geslacht werd, en Patsy en Els er hun deeltje van kregen/kochten. Ik vond het wel een heftige ervaring om dat te eten, maar het voelde niet persé slecht. Denk ik. Al zag ik wel af en toe een Lammetje door een veld huppelen als ik met mijn ogen knipperde.
Het waren fijne dagen bij hun, maar het deed ook deugd om weer verder te gaan: gewoon op de fiets, en niet meer te hoeven socialiseren. In het begin van de dag moest ik nog even op gang komen, had wat pijn aan mijn rug van een forse beklimming zonder opgewarmd te zijn (het was ook een koude ochtend). Ook was Tim een paar keer een beetje fors (ms was het ook voor hem ochtend, kan zijn :) )waardoor ik mij even niet heel top voelde, moe en wat verdrietig, niet zo geborgen en energiek. Ik begon te twijfelen of ik wel sterk genoeg was voor deze reis, om met Tim mee te kunnen, om zonder veilige haven te zijn. Na een tijdje chieken en tobben, probeerde ik naar het landschap te kijken, en dat als veilige haven te zien. Niet zo heel makkelijk, geen vanzelfsprekende veilige haven, je moet eerst voorbij het landschap als decor, en het landschap als vluchtige voorbijgaandheid. Maar het hielp wel. De glooiingen van de Aarde, hun heuvels, de Bomen in de wind, de zachte Wolken met hun zwevende texturen, de verbaasde Koeien, het is ook wel thuis. Ik ben ook hier thuis. (Deze avond toen we begonnen te koken kwam een Reetje op bezoek, keek even heel doordringend en stoof rond ons weg. Dag Reetje; tot ziens.) Daarna overwon ik mijn obsakels en begon ik erover tegen Tim, niet gemakkelijk, maar was wel heel fijn, hij begreep het wel, luisterde wel. Zei ook dat hij zich al afvroeg of er iets was (zie je wel). Daarna voelte ik mij dus helemaal beter, en hadden we nog een zalige fietstocht. De zon kwam erdoor, het was warm, de heuvels gingen omhoog en omlaag, zoeffff. Ergens verloor ik mijn handschoenen, die had ik los op mijn bagage gelegd en was dan vertrokken. Dus: terug! Gelukkig lagen ze niet al te ver weg, ze waren pas bij een grote boebel van mijn bagage gekieperd. We fietsten uiteindelijk 67km, en stegen bijna 1000m. Echt wel de zwaarste tocht tot nu, maar fysiek voelde het al een pak minder lastig als in de eerste weken. Mischief ben ik dan toch (fysiek) sterk genoeg? We passeerden onderweg nog het meest cute (cuteste?) Bio-winkeltje ooit, een klein kamertje vol met verse groenten, waar we waterkers en eitjes en nog een brood voor morgenvroeg kochten. Nu liggen we hier in een bos naast Sovet, en gaan we morgen weer verder. Slaapwel!
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@ 83794dfe:e46c6636
2024-10-24 20:01:44i can post a note from my desktop to Nostr using Comet @captv
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@ a367f9eb:0633efea
2024-10-24 19:46:10In the corridors of power in board rooms, lecture halls, and legislative chambers, Bitcoin is no longer an enigma resigned to just technology or economics enthusiasts.
After a decade of gradual adoption, Bitcoin is an innovation invoked in political debates, presidential speeches, quarterly earnings reports, and is now the most recognized “crypto” by anyone with an Internet connection.
And as adoption has grown, the ecosystem has grown with it, sprouting all kinds of various exchanges, hardware signing devices, applications, and much more. Even betting on political outcomes is now enabled by Bitcoin.
With more liquidity pouring into the protocol and people using Bitcoin as an investment or as a currency to buy and sell things, it is inevitable that rules and regulations will be introduced to set the rules of the game and to try to protect consumers.
The rules of the game
From the federal government down to state and sometimes municipal jurisdictions, there are now plenty of laws on the books that give direction to citizens on how their bitcoin is taxed, what rules exchanges must follow, and whether you can mine it in a certain area.
Think money transmission licenses, capital gains taxes, environmental permits, accounting standards, and regulatory guidance to institutions. With more yet to come, it is prudent for those of us in policy and business to advocate for the best policies that will empower bitcoin holders and entrepreneurs while ensuring a base layer of protection. We should also make the case for why Bitcoin is different and shouldn’t be pigeon-holed to just yet another financial product.
While many new legislative efforts are gaining steam in the House of Representatives in Washington or in state capitals, both positive and negative, we should never lose sight of one of the most unique qualities of Bitcoin that sets it apart from any other technology or money in the world: self-custody.
With Bitcoin, individuals have the ability to sovereignly hold their money without counterparties and censorship risk. By holding one’s own keys, simplified in 12 or 24-word seed phrases, people can claim ownership over their small unlocked portion of the Bitcoin blockchain at the total exclusion of anyone else. This is one of Satoshi’s most brilliant gifts in the code.
As digital cash, bitcoin cannot be unilaterally usurped or confiscated from a bank account. Its value is the representation of a true free market set by buyers and sellers, and those who own the keys are the only ones who can move the units from one address to another.
There is always the risk of physical theft, either by so-called 5 dollar wrench attacks or seed phrase compromise, but the point remains that the ownership model of Bitcoin makes it unique. As long as a holder is using their own keys to move or safeguard their bitcoin, we should also be clear that any legislative proposal that aims to restrict the movement or possession of bitcoin is beyond the pale.
Self-custody as the prime directive
As policy advocates who seek to influence smart, defensive rules on Bitcoin, that means that our prime directive must be protecting, defending, and demarcating self-custody from other custodial solutions that may exist in the market. Self-custody, as a practice, an innovation, or a method of possession, is nonnegotiable.
We know there will be stringent regulations on institutions holding bitcoin on behalf of their customers or products that custody bitcoin, and that is fine and likely necessary. There are well-founded concerns that jurisdictions should protect users from risk if their assets are stored outside of their control.
We can submit that there will be reasonable rules on the various interactions between fiat money from the traditional system and Bitcoin. The on and off ramps will always be the places for regulatory scrutiny, as will concerns about sanctions lists and illicit activities. So will ensuring that no one is committing fraud or deception, or as in the case of FTX and other exchanges, discretely re-allocating customer assets for risky bets.
But once these rules begin to restrict the activities of users with bitcoin in self-custody, who send funds to other wallets and users who also maintain self-custody, there must be an effective line in the sand. This also applies to protocols and software that allow users to perform collaborative transactions, or to privately send between addresses, as in the case of the developers of Samourai Wallet and similar services (be sure to check out P2P Rights).
Previous attempts at flagging or IDing “self-hosted” wallets that receive amounts over a certain threshold were initially found in the European Union’s cryptocurrency regulations, but those were thankfully scuttled. But we must remain vigilant that no similar proposal aims to do the same in our own country.
Regardless of how Bitcoin grows, we must articulate the case for self-custody to be clear and distinctly separate from custodial solutions, as my colleague and BPI Legal Fellow Zack Shapiro has eloquently covered. Shoehorning noncustodial products into legislation or rules meant for custody relationships would be overburdensome, unnecessary, and essentially erase the entire point of Bitcoin in the first place.
The right to self-custody shall not be infringed.
Originally published at the Bitcoin Policy Institute.
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@ 3589ce32:ef4269ad
2024-10-24 19:13:56Bitcoin y la Descentralización:
Bitcoin se centra en la soberanía individual, la libertad financiera y la descentralización. Su filosofía se basa en la confianza en un sistema sin intermediarios, donde cada individuo tiene control sobre sus recursos. La descentralización de Bitcoin refleja un despertar hacia la autonomía personal, la autosuficiencia y la búsqueda de la verdad fuera de estructuras de poder tradicionales.
UCDM enseña la no-dualidad, el perdón y la percepción correcta, destacando que el amor es lo único real y que todo lo demás es una ilusión. La idea es la de liberarse de la mentalidad de escasez (tan presente en el dinero tradicional) y fomentar una mentalidad de abundancia, confianza y cooperación.
El Vedanta Advaita es una filosofía no dualista que enseña que solo hay una realidad última, y que todo es una manifestación de esa unidad. La dualidad es una ilusión. Guardando ciertas distancia, podríamos decir que la unidad subyacente del Advaita se refleja en la idea de una red descentralizada y sin fronteras, como Bitcoin, la cual conecta a las personas sin intermediarios. También ¿Cómo superar la ilusión del ego y la dualidad para alcanzar una verdadera libertad? Hablaremos de esto en otra ocasión …
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@ bd32f268:22b33966
2024-10-24 17:57:26A atualidade acostumou-nos a uma lânguida linguagem devido à cultura do politicamente correto e ao crescente relativismo em que vivemos. A confusão é tanta que já não se chamam os bois pelos nomes e este ambiente faz com que inclusive desconheçamos o significado das palavras. A este respeito temos visto cada vez mais indefinição sobre o que são os vícios e sobre o que são as virtudes. Tal é a confusão que por vezes trocamos o significado de uns pelos outros.
A coragem e a convicção facilmente passam por orgulho e arrogância, a castidade passa por beatice e por aí segue a confusão com muitos outros termos.
A inversão de valores é tão disseminada que atrocidades como a pornografia, o aborto, o adultério entre outras atrocidades são celebrados como conquistas civilizacionais. A sua disseminação é de tal forma que hoje a pessoa média já banalizou e normalizou completamente estes aspectos.
“Primeiro estranha-se depois entranha-se.”
Fernando Pessoa
Enquanto isto acontece por um lado, por outro a defesa da família, da identidade e da tradição são abertamente atacadas como se se tratassem de produtos de uma cultura opressora que deve ser combatida por todos os meios. Por agora a perseguição destas ideias é ainda maioritariamente realizada através da exclusão social e económica, no entanto, não são escassos os exemplos da história em que essa perseguição assume uma outra dimensão.
Desta forma, está criado um paradigma e um sistema de incentivos que premeia a pessoa que colabora com o sistema vigente. Tanto é assim que se multiplicam cada vez mais os exemplos de programas de quotas e subvenções que permitem, a quem possui um grau mais avançado de assimilação ideológica progredir socialmente atalhando o caminho para o fazer.
“Assim, toda a árvore boa produz bons frutos, porém a árvore má produz frutos maus. Não pode a árvore boa produzir frutos maus, nem a árvore má produzir frutos bons (…)”
Mateus 7:17-18“Assim, toda a árvore boa produz bons frutos, porém a árvore má produz frutos maus. Não pode a árvore boa produzir frutos maus, nem a árvore má produzir frutos bons (…)”
> Mateus 7:17-18*
Desengane-se quem pensa que no paradigma pos-moderno não há moralização, sacerdotes e uma matriz religiosa, tudo isso existe.
Os psicólogos, para mal da nossa sociedade, são crescentemente os sacerdotes desta religião pagã, aquela que baseada numa filosofia e antropologia erradas vai corrompendo intelecto e coração.
Nesta nova ordem social, que em abono da verdade é já antiga, a inversão de valores é tal que já a própria vida humana é sacrificada no altar do clima em abono da “mãe” natureza. Regredimos ao tribalismo que nos sugere que a natureza vale mais que a vida humana.
Este é apenas um exemplo dos rituais de sacrifício proporcionados pela “nova” religião. Um outro exemplo que podemos dar é o da castração química e física de crianças e jovens no altar da falsa compaixão e empatia. Ainda um outro exemplo que podemos dar é o da promoção do homossexualismo, do transexualismo e da não-monogamia como caminhos saudáveis a seguir, sacrificando a vida de muitos jovens confusos no altar da inclusão. Muitos mais exemplos poderiam ser dados, porque à medida que esta “nova” religião aumenta a sua ortodoxia os rituais vão ficando cada vez mais assombrosos.
Estes rituais têm por base uma apologia ao anti logos, quer isto dizer que procuram negar tudo o que é conhecimento básico sobre a realidade e sobre a verdade. A própria razão e lógica não se sustentam quando vemos situações como a de homens a competir em desportos femininos. As leis desta nova ordem são: “procura a felicidade (aqui muitas vezes entendida como o prazer) como fim último da vida “; “todas as opiniões são certas e não há uma verdade”; “Não servirás a nenhuma autoridade”; “não seguir o vício é opressão e seguir o vício é liberdade”.
Neste ambiente inóspito, quem quiser preservar a honra e a virtude terá cada vez mais dificuldade uma vez que a dissidência desta nova religião não é aplaudida, pelo contrário é anatematizada. Porém, importa dizer que independentemente da época há sempre espaço para o heroísmo e para a transformação destas dificuldades em degraus para que o indivíduo se possa distinguir dos demais pelas suas virtudes. Onde o vício abunda também maior o destaque será em relação à graça, como uma pedra preciosa reluzente no meio da lama que aparenta brilhar mais intensamente aos nossos olhos tal é o contraste, ou como uma luz na escuridão que se distingue facilmente.
###### Casper David Friedrich - dreaming man in church ruins
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@ e968e50b:db2a803a
2024-10-24 17:53:49https://whosaidit.vercel.app/
I made a quiz for you. Let me know if you have any feedback. Please don't share your results or any spoilers here. I've already had some...uh...let's call if fun...sharing with friends and family. Much to @DarthCoin and many other stackers' chagrin, the purpose of this is not to convince people not to vote, although that may be the affect for some. I'm just trying to challenge people's thinking.
Also, it would be really easy for me to change any of the content. Let me know if you have feedback. I want to make this as effective and accurate as possible.
https://whosaidit.vercel.app/
originally posted at https://stacker.news/items/738766
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@ ff1a68c4:ec9831cf
2024-10-24 14:49:33Año 2147. La misión de la nave Odisea VII tenía como objetivo estudiar las lunas de Júpiter. Nadie esperaba que se encontraran con lo que estaba a punto de revelar el gigante gaseoso. A bordo, cinco astronautas, expertos en astrobiología y física cuántica, orbitaban el coloso, maravillados por sus tormentas eternas y sus mares de hidrógeno líquido.
Durante meses, la tripulación había lanzado sondas y drones a través de la atmósfera turbulenta, recogiendo datos imposibles de descifrar. Era como si el planeta se resistiera a la intrusión, ocultando secretos detrás de las franjas de nubes y la Gran Mancha Roja.
El comandante Foster, junto con la doctora Elena Ivankov, detectaron una anomalía: un patrón en las corrientes eléctricas de Júpiter que parecía regular, como un latido. Al principio, lo atribuyeron a fenómenos naturales, pero la regularidad era inquietante. Eran pulsaciones precisas, organizadas, como los de un corazón titánico, aunque tan lentas que requerían equipo especializado para percibirlas.
“Esto no es solo una tormenta más”, murmuró Elena frente a la pantalla holográfica. “Es… es un ciclo controlado.”
El equipo empezó a conectar las piezas. Las corrientes de viento y los campos magnéticos de Júpiter no se movían al azar; parecían responder a la posición de otros planetas en el sistema solar. Cada vez que la gravedad de Saturno o Marte interactuaba con Júpiter, las pulsaciones cambiaban, como si ajustara su frecuencia para estabilizar las órbitas.
Foster frunció el ceño, ajustando sus datos en el simulador gravitacional. “Si estos latidos controlan la dinámica del sistema solar, ¿qué pasaría si se detuvieran?”
“Ningún planeta sobreviviría”, respondió Ivankov, con los ojos fijos en la pantalla.
Fue entonces cuando tomaron la decisión más osada de la misión: enviar una sonda mucho más profunda de lo que cualquier nave había llegado antes, para penetrar en las capas interiores de Júpiter. Las sondas anteriores habían sido destruidas, pero esta nueva, equipada con inteligencia cuántica adaptativa, podía reaccionar a los cambios a una velocidad inimaginable. La llamaron Ecos.
Cuando Ecos descendió, las lecturas empezaron a volverse más extrañas. Júpiter parecía estar "sintiendo" la presencia de la sonda. Las pulsaciones aumentaron, y el campo magnético se distorsionó. Ecos transmitió imágenes de lo que se encontró en el núcleo del planeta: una estructura titánica, más grande que cualquier ciudad humana, compuesta de una sustancia orgánica fusionada con energía pura.
"¿Estás viendo lo mismo que yo?", susurró Foster, incapaz de procesar lo que estaba ante sus ojos.
Ivankov asintió en silencio, sus dedos temblando sobre el teclado. "Júpiter… no es solo un planeta. Es un organismo vivo."
La tripulación permaneció en silencio mientras la sonda transmitía imágenes y datos. Era como si el planeta mismo estuviera compuesto de órganos que regulaban la estabilidad gravitacional del sistema solar. Un ser inconcebible, de una escala tan vasta que su única función era equilibrar fuerzas cósmicas. Cada tormenta, cada rayo, cada pulso magnético, todo formaba parte de su regulación.
"Este 'ser' mantiene el equilibrio", reflexionó el comandante, su voz era apenas un susurro entre el zumbido de los sistemas de la nave. "Si interfiéramos demasiado, podría romper la frágil danza de los planetas."
La doctora Ivankov, profundamente impactada, sugirió la teoría más radical: "Júpiter no solo es consciente… sino que actúa como una especie de guardián del sistema solar. Un ser con un propósito tan simple como vasto: mantener el equilibrio entre los cuerpos celestes. Si alguna anomalía cósmica amenazara el equilibrio, Júpiter respondería, ajustando las órbitas, corrigiendo las trayectorias."
Entonces llegó la transmisión final de Ecos: "Interferencia detectada. Estructura orgánica ha reconocido nuestra presencia. Cambios en los latidos. Aumento de la presión. Reacción… inminente."
El corazón de Júpiter había comenzado a acelerarse.
"No deberíamos haber venido tan lejos", dijo Foster, tomando el mando de la nave. "Es un ser que no entiende nuestras intenciones. Lo único que sabe es que estamos perturbando el equilibrio."
Con los latidos de Júpiter resonando en sus oídos, la tripulación inició una retirada rápida, temiendo que cualquier alteración en ese organismo colosal pudiera desestabilizar el sistema solar entero.
Mientras se alejaban, observaron cómo las tormentas del gigante gaseoso volvieron a la calma, y el pulso volvió a estabilizarse.
"Júpiter sigue latiendo", susurró Ivankov, mirando la vasta esfera a lo lejos.
Quizás, pensó la tripulación, no era el momento para que la humanidad supiera demasiado sobre su lugar en la delicada danza del cosmos.
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@ 06639a38:655f8f71
2024-10-24 14:49:08Project Name
Nostr
Project Description
Nostr (Notes and Other Stuff Transmitted by Relays) is an open, censorship-resistant, and decentralized communication protocol designed for simplicity and resilience. Unlike traditional platforms, Nostr doesn’t rely on centralized servers. It already supports various use cases with free, open-source clients—offering alternatives to platforms like Twitter/X, Meetup.com, Excel 365, healthcare system and more. We will help you get started with Nostr.
Nostr has seen remarkable adoption and growth within the open-source community, evidenced by over 12,500 GitHub stars, 500+ forks, and contributions from more than 350 developers. The protocol has catalyzed the creation of an impressive ecosystem of over 390 projects, including mobile and web clients, relays, tools, and services that further enhance Nostr’s functionality. With over 70 tools and 48 libraries, developers can integrate Nostr into a wide array of applications—ranging from chat platforms to file storage and even decentralized marketplaces. These resources help to build decentralized, censorship-resistant systems without the need for centralized servers. Whether you’re working on peer-to-peer markets, privacy-focused messaging apps, or decentralized social media, Nostr’s ecosystem offers the tools.
Project website
https://github.com/nostr-protocol
Source code
https://github.com/nostr-protocol/nips
Project Theme
World Wide Web
Do you want a stand for the entire event or just for one day?
Entire event
Why do you want to be at FOSDEM?
We want to be at FOSDEM because it’s the perfect place to connect with like-minded developers and open-source enthusiasts who share our passion for decentralization, innovation, and building open permissionless technologies. FOSDEM fosters collaboration and the growth of community-driven projects and Nostr is a natural fit as a real grassroots project with its open protocol and commitment to build communication technology with resilience and simplicity in mind.
By being at FOSDEM, we aim to raise awareness, share knowledge and inspire others to explore the potential of decentralized communication systems. We also want to engage with the FOSS community and gain feedback to help Nostr grow. If people are really interested in how they can use Nostr we will show the possibilities, demo existing clients and provide in-depth explanations of how the protocol can replace the social layer (with user accounts in living a database) in existing software.What is the relation between the project and the primary contact?
Jurjen works with the community to promote its development, onboard new developers, and contribute to its open-source ecosystem. My role includes helping to raise awareness of Nostr's potential, organizing events, and supporting adoption by providing educational resources and technical guidance.
What is the relation between the project and the secondary contact?
Sebastian (37) is an independent creative / fullstack web developer who is the maintainer of a PHP helper library supported by OpenSats. Besides this project he is also making contributions with developing Nostr modules for Drupal.
“Since I've been online on the internet (1998), I'm highly interested in online communities, social networking and new ways of digital interactions. The internet has changed radically in the last decade and that change is not serving our interests. It's fair to say the web is broken in many ways. With Nostr we can fix this.”Social media links
npub1l77twp5l02jadkcjn6eeulv2j7y5vmf9tf3hhtq7h7rp0vzhgpzqz0swft
(Jurjen)
npub1qe3e5wrvnsgpggtkytxteaqfprz0rgxr8c3l34kk3a9t7e2l3acslezefe
(Sebastian)
npub1hz5alqscpp8yjrvgsdp2n4ygkl8slvstrgvmjca7e45w6644ew7sewtysa
(Tanja)
npub1nkmta4dmsa7pj25762qxa6yqxvrhzn7ug0gz5frp9g7p3jdscnhsu049fn
(Kevin)Anything else you like to add?
We’d also like to highlight that Nostr was created by Fiatjaf, an anonymous founder, which aligns with its principles of openness and decentralization. As an open protocol, Nostr is designed to evolve and find its own way, just like the foundational protocols of the internet. Importantly, Nostr is not a blockchain project—there are no tokens, no costs, and no barriers. It’s also not a platform nor a NFT. It’s purely decentralized, built for resilience and simplicity. While payment solutions like Bitcoin can be integrated, they are optional, not intrinsic to the protocol. This makes Nostr accessible and flexible, truly embodying the spirit of the open internet.
Nostr is more than just a technological protocol; it’s about the energy, problem-solving, and sense of hope that draws people in. Even newcomers can play a significant role in the ecosystem, gaining insight from the outside while discovering the protocol’s potential. Tanja, for example, isn’t from a tech background, yet after just three months, she’s taken on a major organizational role. She’s been spreading the message of freedom of speech and is leading the Nostr Booth LATAM tour, where volunteers, entrepreneurs, and Nostr-based businesses come together, supported by the entire community, to raise awareness about Nostr. Her passion for decentralization and open collaboration also drives her efforts to bring Nostr to FOSDEM, where she will help connect the project with like-minded developers and open-source advocates.
Please reach out to us if there are any questions. We’re really looking forward to presenting Nostr as a protocol at one of the best places where free and open-source software is flourishing.
This content will be used for a FOSDEM stand submission via https://pretalx.fosdem.org/fosdem-2025-call-for-stands/
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@ ff1a68c4:ec9831cf
2024-10-24 14:47:03En un mundo en constante evolución, la ciencia nos ofrece valiosas herramientas para mejorar nuestra calidad de vida y prevenir enfermedades neurodegenerativas como la demencia. A partir de los consejos de especialistas y datos de estudios recientes, he reunido una síntesis de enfoques clave que coinciden en varios puntos esenciales. Aquí te presento un resumen práctico:
El modelo MEDALS: Los pilares del bienestar
El acrónimo MEDALS nos recuerda los aspectos fundamentales que pueden ayudar a mantener una buena calidad de vida:
- Meditación: La práctica regular de la meditación reduce el estrés, mejora la concentración y contribuye a un mayor bienestar emocional.
- Ejercicio: El movimiento es vital para la salud física y mental. Mantener una rutina de ejercicio regular no solo fortalece el cuerpo, sino también el cerebro.
- Dieta: Una alimentación equilibrada es clave. Optar por una dieta rica en nutrientes, como la mediterránea, promueve un cerebro saludable.
- Apreciación: Practicar la gratitud y el aprecio por las pequeñas cosas de la vida puede elevar nuestro bienestar emocional y mental.
- Love (amor) y Learning (aprendizaje): Mantener vínculos afectivos y relaciones cercanas fortalece la mente. El aprendizaje continuo mantiene el cerebro activo y en constante crecimiento.
- Sueño: Dormir lo suficiente y de forma reparadora es crucial para la regeneración cerebral y la memoria.
Manantiales de la fuerza interior: Una guía integral para el bienestar
Otra perspectiva ofrece una visión holística de cómo cuidar cuerpo y mente. Estos son los cinco manantiales de energía interior que contribuyen a un estado óptimo de bienestar:
- Sueño profundo y reparador: Un buen descanso nocturno es el pilar del equilibrio físico y mental.
- Alimentación sana e hidratación: Mantener una dieta nutritiva y una adecuada hidratación es esencial para el buen funcionamiento del cerebro y del cuerpo.
- Respiración consciente: Practicar ejercicios de respiración ayuda a reducir el estrés y aumenta la claridad mental.
- Ejercicio y relajación: Alternar entre actividad física y momentos de descanso es fundamental para evitar el agotamiento.
- Actitud mental positiva: Mantener una mentalidad optimista y enfocada en el crecimiento nos ayuda a enfrentar mejor los retos de la vida.
6 Reglas anti-demencia: Proteger el cerebro a largo plazo
Algunos expertos proponen un enfoque más específico para la prevención de la demencia:
- Vínculos sociales: El cerebro es un órgano social. Mantener relaciones cercanas y participar en actividades grupales es clave para su salud.
- Ejercicio físico: El cuerpo y la mente están conectados. La actividad física regular mejora el rendimiento cerebral.
- Curiosidad y aprendizaje continuo: Mantener el cerebro activo con nuevos intereses y aprendizajes es crucial para prevenir su deterioro.
- Buena alimentación: Optar por alimentos ricos en Omega-3 y seguir una dieta mediterránea favorece la salud cerebral.
- Manejo del estrés: El estrés crónico es un enemigo del cerebro. Aprender a relativizar las situaciones y ver los desafíos como oportunidades puede reducir su impacto.
- Dormir bien: Un sueño adecuado es esencial para la reparación y el funcionamiento óptimo del cerebro.
Hallazgos de The Lancet: Factores modificables y no modificables en la prevención de la demencia
Uno de los estudios más importantes sobre la prevención de la demencia, publicado en The Lancet, destaca los factores modificables que pueden influir en nuestro futuro cognitivo:
- Formación continua: Aprender y mantenerse intelectualmente activo durante toda la vida puede retrasar el deterioro cognitivo.
- Cuidado de la audición: Proteger la audición desde la juventud es crucial. En la vejez, el uso de audífonos puede ayudar a mantener el estímulo auditivo.
- Salud emocional: El estrés crónico, la ansiedad y la depresión son factores de riesgo importantes para el desarrollo de la demencia.
- Ejercicio físico y salud metabólica: Evitar el sedentarismo, el sobrepeso, la diabetes y los niveles elevados de colesterol LDL reduce el riesgo de enfermedades neurodegenerativas.
- Protección contra golpes en la cabeza: Los traumatismos craneales aumentan el riesgo de demencia. Protegerse es fundamental.
- Reducción de tóxicos: Evitar el tabaco, el consumo excesivo de alcohol y la exposición a contaminantes ayuda a preservar la salud cerebral (ej. filtros para el aire o en la llave del agua)
- Vida social activa: El aislamiento social es un factor de riesgo para la demencia. Mantenerse involucrado en grupos y actividades sociales es clave.
- Suplementos: Aunque no son esenciales, algunos suplementos como arándanos, vitamina D, Omega-3, y magnesio pueden ser beneficiosos en casos de deficiencia.
Implementar estos principios no solo mejorará la calidad de vida en el presente, sino que también reducirá significativamente el riesgo de desarrollar demencia en el futuro. Vivir de manera consciente, cuidar el cuerpo y nutrir la mente son las claves para una vida larga y saludable.
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@ d5c3d063:4d1159b3
2024-10-24 14:37:08ปรัชญา อาวุธแห่งเหตุผลและเสรีภาพในโลกแห่งความขัดแย้ง
https://image.nostr.build/b3e2278447703b23c18d6b8dd98986b700958acbbe06b3cca6ce7efa55b6c1ad.jpg
โลกที่เราอาศัยอยู่เปรียบเสมือนสมรภูมิแห่งความคิด แนวคิดต่างๆ ถูกนำมาถกเถียงและท้าทายอยู่เสมอเพื่อค้นหาและพิสูจน์ความจริง ความขัดแย้งนี้ปรากฏชัดในหลายมิติ เช่น การปะทะกันระหว่างเหตุผลกับความงมงาย เสรีภาพกับการถูกบังคับ ปัจเจกนิยม (Individualism) กับลัทธิรวมหมู่ (Collectivism) และทุนนิยมกับสังคมนิยม ท่ามกลางความสับสนวุ่นวายนี้ ปรัชญาทำหน้าที่เสมือนป้อมปราการแห่งเหตุผลและเสรีภาพ เป็นเครื่องมือสำคัญที่ช่วยให้เราเข้าใจและวิเคราะห์โลกที่เต็มไปด้วยความขัดแย้ง พร้อมกับนำทางชีวิตของเราอีกด้วย .
ปรัชญาในบริบทนี้ มิใช่เพียงแสงเทียนริบหรี่ในห้องสมุด หากแต่เป็นอาวุธแห่งเหตุผล ที่ใช้ในการต่อสู้กับความคิดที่บิดเบือนและการใช้อำนาจในทางที่ผิด เพื่อปกป้องและส่งเสริมเสรีภาพของมนุษย์ มันคือดาบเพลิงที่ลุกโชนในสนามรบแห่งความคิดที่ช่วยให้เรามองทะลุผ่านมายาคติ ความเชื่อที่ไร้เหตุผล และการโฆษณาชวนเชื่อ ทั้งยังช่วยให้วิเคราะห์ข้อมูลอย่างมีวิจารณญาณและตัดสินใจบนพื้นฐานของหลักฐานและตรรกะ นำไปสู่การเข้าถึงความจริง ตัวอย่างที่เห็นได้ชัดคือการเซ็นเซอร์ข้อมูลข่าวสาร ซึ่งถูกใช้เป็นเครื่องมือในการบิดเบือนข้อมูล ปลุกปั่นอารมณ์ เป็นการใช้อำนาจในทางที่ผิด ปิดกั้นการเข้าถึงความจริง เพื่อควบคุมความคิดของประชาชน .
หัวใจสำคัญของปรัชญาคือ การใช้เหตุผล หลักฐาน และตรรกะ ในการแสวงหาความจริง เพื่อนำไปสู่ การตัดสินใจที่ถูกต้อง ปรัชญาฝึกฝนให้เรามีวิจารณญาณ ไม่หลงเชื่ออะไรง่ายๆ และไม่ยอมรับความคิดเห็นใดๆ โดยปราศจากการตรวจสอบอย่างถี่ถ้วน ปรัชญาสอนให้เราตั้งคำถาม เช่น ใครเป็นคนพูด ? มีหลักฐานอะไรสนับสนุน ? มีมุมมองอื่น ๆ อีกหรือไม่ ? ข้อสรุปนี้ขัดแย้งกับข้อเท็จจริงหรือหลักการพื้นฐานใด ๆ หรือไม่ ? ก่อนที่จะตัดสินใจเชื่อหรือยอมรับความคิดเห็นใด ๆ เพราะการยอมรับความคิดเห็นโดยไม่ผ่านการไตร่ตรอง อาจนำเราไปสู่การตัดสินใจที่ผิดพลาดและตกเป็นเหยื่อของการบิดเบือน .
ปรัชญายังส่งเสริมความเข้าใจในคุณค่าของเสรีภาพและความสำคัญของปัจเจกบุคคล เสรีภาพในการคิดการแสดงออกและการใช้ชีวิต เป็นสิ่งจำเป็นสำหรับการพัฒนาศักยภาพของมนุษย์ เพื่อการสร้างสรรค์สังคมที่เจริญรุ่งเรือง ปรัชญาช่วยให้เราตระหนักถึงสิทธิและหน้าที่ของตนเองในฐานะปัจเจกบุคคลและเพื่อปกป้องเสรีภาพเหล่านี้จากการถูกคุกคามจากอำนาจรัฐหรือแนวคิดแบบคติรวมหมู่ สังคมที่มีความยุติธรรมมีเสรีภาพและมีความเจริญรุ่งเรือง คือสังคมที่เคารพในสิทธิและเสรีภาพของปัจเจกบุคคลที่ส่งเสริมการใช้เหตุผลนั้น ล้วนมีรากฐานอยู่บนระบบเศรษฐกิจแบบทุนนิยม เพราะทุนนิยมเป็นระบบที่สอดคล้องกับหลักการเหล่านี้ โดยเปิดโอกาสให้ทุกคนมีส่วนร่วมในการสร้างความมั่งคั่งและเติบโตอย่างอิสระ .
ในโลกที่ความขัดแย้งทางความคิดทวีความรุนแรงและข้อมูลข่าวสารแพร่กระจายอย่างรวดเร็ว ปรัชญามิใช่เพียงทางเลือก แต่เป็นเกราะป้องกันที่ขาดไม่ได้ การศึกษาปรัชญา การฝึกฝนการใช้เหตุผลและการตั้งคำถาม คือการลงทุนที่คุ้มค่าที่สุดสำหรับอนาคต เพราะมันจะช่วยให้เรามีภูมิคุ้มกันต่อการถูกชักจูง การหลอกลวงและการใช้อำนาจในทางมิชอบ เป็นก้าวสำคัญในการสร้างสังคมที่เสรี มีความยุติธรรมและการเจริญรุ่งเรืองอย่างแท้จริง ดังนั้น เวลามีค่า…ศึกษาปรัชญา ฝึกฝนการใช้เหตุผล และอย่าปล่อยให้ความงมงายและอคติครอบงำจิตใจ เพื่อที่เราจะสามารถเป็นผู้กำหนดชีวิตของตนเองได้และใช้ชีวิตอย่างมีอิสระ มีเหตุผล และสร้างสรรค์คุณค่าตามที่เราเลือก เพื่อบรรลุศักยภาพสูงสุดของเราในฐานะปัจเจกบุคคล
Siamstr #Philosophy #ปรัชญา
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@ 4ba8e86d:89d32de4
2024-10-24 14:03:14O Collabora Office é uma suíte de escritório baseada em código aberto que oferece uma alternativa viável e de qualidade ao popular pacote Office da Microsoft. Desenvolvido pela Collabora, uma empresa líder em serviços de consultoria e desenvolvimento de software de código aberto, o Collabora Office oferece uma gama completa de aplicativos de produtividade para a plataforma Android, incluindo processador de texto, planilha, apresentação e muito mais.
Recursos e Funcionalidades.
O Collabora Office oferece uma ampla gama de recursos e funcionalidades para dispositivos Android, comparáveis aos encontrados em outras suítes de escritório populares. Além das funcionalidades básicas, como criação e edição de documentos de texto, planilhas e apresentações, o Collabora Office suporta formatos de arquivo comuns, como o formato OpenDocument (ODF) e o formato do Microsoft Office (OOXML). Isso significa que você pode facilmente compartilhar e colaborar em documentos com usuários de outras suítes de escritório.
Uma característica notável do Collabora Office para Android é a capacidade de edição colaborativa em tempo real. Vários usuários podem trabalhar simultaneamente em um documento, visualizando as alterações em tempo real. Isso torna a colaboração em equipe mais eficiente, permitindo que os membros trabalhem juntos em projetos sem a necessidade de trocar arquivos várias vezes.
O Collabora Office para Android possui uma interface intuitiva e fácil de usar, projetada especificamente para dispositivos móveis. Isso garante uma experiência de usuário fluida e permite que os usuários aproveitem ao máximo os recursos e funcionalidades do aplicativo em seus smartphones ou tablets.
Uma das principais vantagens do Collabora Office para Android é o fato de ser baseado em código aberto. Isso significa que o software é desenvolvido de forma transparente e está disponível para qualquer pessoa utilizar, estudar, modificar e distribuir. A natureza de código aberto do Collabora Office traz vários benefícios, incluindo:
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Custos reduzidos: O Collabora Office para Android é gratuito para download e uso, eliminando a necessidade de licenças caras. Isso é particularmente atraente para pequenas empresas e usuários domésticos que buscam uma alternativa acessível ao pacote Office tradicional.
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Personalização e flexibilidade: Como o código-fonte está disponível, desenvolvedores e usuários avançados podem personalizar e adaptar o Collabora Office para Android às suas necessidades específicas. Isso permite criar soluções personalizadas e integrar o software a outros sistemas e fluxos de trabalho existentes.
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Segurança: Com a comunidade de código aberto constantemente analisando e auditando o software, eventuais vulnerabilidades de segurança são identificadas e corrigidas rapidamente. Além disso, os usuários podem ter maior confiança na privacidade de seus dados, uma vez que podem verificar como o software lida com as informações.
O Collabora Office para Android é uma alternativa sólida e de código aberto ao pacote Office da Microsoft. Com recursos abrangentes, capacidade de edição colaborativa em tempo real e uma interface otimizada para dispositivos móveis, ele se tornou uma escolha popular entre empresas e usuários individuais que desejam uma solução de produtividade acessível e personalizável para seus dispositivos Android. Além disso, a natureza de código aberto do Collabora Office traz vantagens significativas, como custos reduzidos, flexibilidade e segurança aprimorada. Se você está em busca de uma alternativa confiável e gratuita ao pacote Office tradicional para Android, vale a pena considerar o Collabora Office como uma opção viável.
https://www.collaboraoffice.com/
https://github.com/CollaboraOnline/online
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@ 4ba8e86d:89d32de4
2024-10-24 13:52:57Tecnologia de escalonamento #Bitcoin Layer-2 baseada no conceito de statechains, que permite que chaves privadas para depósitos BTC (UTXOs) sejam transferidas com segurança entre proprietários fora da cadeia.
Mercury Layer é uma implementação de um protocolo statechain de camada 2 que permite a transferência e liquidação fora da cadeia de saídas de Bitcoin que permanecem sob a custódia total do proprietário o tempo todo, enquanto se beneficia de transações instantâneas e de custo zero. A capacidade de realizar esta transferência sem exigir a confirmação (mineração) de transações em cadeia tem vantagens em uma variedade de aplicações diferentes.
um sistema de transferência e controle de propriedade do Bitcoin, especificamente focado em saídas de transações não gastas (UTXOs),
um resumo detalhado dos principais elementos e procedimentos do sistema:
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Saída de Transação Não Gasta (UTXO): UTXO é a unidade fundamental que representa valor e propriedade no Bitcoin. Cada UTXO é identificado por um ID de transação (TxID) e um número de índice de saída (n) e possui duas propriedades essenciais: valor em BTC e condições de gasto, definidas em um Script. As condições de gasto geralmente envolvem uma chave pública que requer uma transação assinada com a chave correspondente.
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Transferência de Propriedade sem Transação On-Chain: O sistema permite a transferência de propriedade de UTXOs controlados por uma única chave pública (P) de uma parte para outra sem a necessidade de executar transações na cadeia (on-chain) do Bitcoin ou alterar as condições de gasto. Isso é facilitado por um mecanismo chamado "Statechain Entity" (SE).
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Compartilhamento de Chave Privada: A chave privada (s) para a chave pública P é compartilhada entre o SE e o proprietário. No entanto, nenhuma das partes conhece a chave privada completa. Isso requer cooperação entre o proprietário e o SE para gastar o UTXO.
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Atualização/Transferência de Chave: A propriedade do UTXO pode ser transferida para um novo proprietário através de um processo de atualização de chave. Isso envolve a substituição do compartilhamento de chave privada do SE para que corresponda ao compartilhamento de chave do novo proprietário, tudo sem revelar compartilhamentos de chave ou a chave privada completa.
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Transações de Backup: Além da transferência de propriedade, o sistema inclui transações de backup que podem ser usadas para reivindicar o valor do UTXO pelo atual proprietário, caso o SE não coopere ou desapareça. Essas transações são assinadas cooperativamente pelo proprietário atual e pelo SE e possuem um bloqueio de tempo (nLocktime) que permite a recuperação dos fundos em uma altura de bloco futura especificada.
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Mecanismo de Redução do Backup de Timelock: Para limitar o número de transferências possíveis durante um período de tempo, o sistema utiliza um mecanismo de decremento do nLocktime. O usuário é responsável por enviar as transações de backup no momento adequado.
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Cadeias Estaduais (Statechains): O sistema opera usando cadeias estaduais, que são uma camada adicional que permite a transferência de propriedade de UTXOs. O SE precisa seguir o protocolo, mas não armazena informações sobre compartilhamentos de chave anteriores.
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Cegagem (Blinding): O servidor da camada Mercury (SE) é cego, o que significa que não tem conhecimento das moedas que está assinando. Isso é alcançado através do uso de criptografia de chave pública para ocultar informações de chave privada compartilhada entre as partes.
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Protocolo de Camada Mercury: O protocolo detalha os procedimentos desde o depósito inicial até a transferência de propriedade, atualizações de chave, retiradas ordenadas e recuperação de backup.
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Recuperação de Backup: Caso o SE não coopere ou desapareça, o proprietário atual pode recuperar os fundos, enviando a transação de backup quando o nLocktime for atingido.
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Publicação de Compartilhamento de Chaves: O SE não tem acesso aos IDs de transação individuais das moedas, mas publica compartilhamentos de chaves públicas para cada moeda na lista de ativos. Essa lista é comprometida com a blockchain para provar a exclusividade da propriedade.
Este sistema é projetado para fornecer uma maneira segura e eficiente de transferir e controlar a propriedade do Bitcoin, permitindo a recuperação de fundos em caso de problemas com o servidor.
No sistema de controle de propriedade de saídas de transações não gastas (UTXOs), cada UTXO é uma chave compartilhada composta por duas partes: o proprietário e o servidor de compartilhamento. Juntos, eles colaboram para criar transações de backup com bloqueio de tempo, que transferem a propriedade da UTXO para o novo proprietário. Durante essa transferência, a chave pública compartilhada permanece inalterada, mas o compartilhamento da chave do servidor é atualizado por meio de um Protocolo de Computação Multifuncional (MPC) para se alinhar apenas com o novo proprietário. Essa atualização resulta na criação de uma nova transação de backup, direcionada à chave pública do novo proprietário, com um tempo de bloqueio mais curto.
A confiabilidade do servidor é essencial, pois ele é responsável por excluir o compartilhamento de chave anterior. Isso garante que não seja possível conspirar com os proprietários anteriores. O proprietário atual pode gastar a UTXO a qualquer momento, desde que o faça em cooperação com o servidor. No entanto, se o servidor for desligado ou desaparecer, o proprietário atual deve aguardar até que o tempo de bloqueio expire antes de enviar sua transação de backup.
É importante ressaltar que o remetente nunca possui a chave privada completa; ele possui apenas uma parte do compartilhamento. Assim, todas as transações requerem a assinatura conjunta do servidor. Quando a UTXO é transferida para um novo proprietário, o compartilhamento do servidor é atualizado para que ele não possa mais assinar em nome do proprietário anterior, apenas em nome do novo proprietário. Esse sistema de transações de backup com bloqueio de tempo é projetado para proteger contra cenários de não cooperação ou apreensão do servidor, garantindo a segurança das UTXOs e a integridade da rede.
https://github.com/layer2tech/mercury-wallet
https://mercurylayer.com/
https://twitter.com/TTrevethan/status/1689929527420387328?t=0f5oF6w_ZRjWRYGah3HX8Q&s=19
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@ 9e69e420:d12360c2
2024-10-24 13:10:08Kamala Harris delivered a sharp critique of Donald Trump, comparing him to Adolf Hitler during a recent speech. She referenced comments made by former Chief of Staff John Kelly, who disclosed that Trump expressed admiration for Hitler while in office.
![Kamala Harris] (https://i.nostr.build/iyRm5cJo9YuRgh3M.png)
Harris stated, "It is deeply troubling and incredibly dangerous that Donald Trump would invoke Adolf Hitler."
She warned that if re-elected, Trump could seek unchecked power and compare him to a dictator. Harris emphasized the importance of understanding Trump's intentions and the implications for America’s future. Her remarks coincided with the fast-approaching election, intensifying her campaign's rhetoric against Trump.
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@ ff6187a2:ddbe1be7
2024-10-24 12:54:45Happy Halloween
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@ 9e69e420:d12360c2
2024-10-24 11:51:32Dr. Johanna Olson-Kennedy, a leading advocate for trans youth care, withheld a $10 million study funded by taxpayers on the effects of puberty blockers, which found no improvement in mental health among participants.
She feared the findings would be "weaponized" against transgender care. Critics argue that her decision violates research standards and denies vital information to the public. The study tracked 95 children, revealing that 25% had mental health issues prior to treatment, contradicting Olson-Kennedy's claims of good overall mental health. Experts stress the importance of publishing research regardless of outcomes.
Sauce: https://nypost.com/2024/10/23/us-news/doctor-refused-to-publish-trans-kids-study-that-showed-puberty-blockers-didnt-help-mental-health/
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@ 45bda953:bc1e518e
2024-10-24 11:31:16Revelation Chapter 2:17
“He who has an ear, let him hear what the Spirit says to the churches. To him who overcomes I will give some of the hidden manna to eat. And I will give him a white stone, and on the stone a new name written which no one knows except him who receives it.”
Revelations is a mysterious book with some verses that seems to make very little sense.
Q: Why do we need names? A: To identify ourselves.
Same reason nature opted for us to have uniquely identifiable faces. But a name no one knows except him who receives it? Why would you need that?
When you are born you have very little in the way of personality and character. Doctor exclaims, “It’s a boy!” First verifiable identifier is recognised. One newborn baby looks very similar to another. For that reason they can accidentally be mixed up and given to the wrong mother at the hospital. But if the mother knows that she birthed a boy she would immediately know something is amiss if she gets handed a newborn girl. Gender is important as the first verifiable, unique identifier of the new being.
The newly confirmed male child gets issued a verbally spoken and symbolically scripted identifier. This identifier is known as a name. Name and surname please. These identifiers are of little consequence to the being who knows only feelings of pain and sensations of comfort. The survival of the biological spawn is dependant on the instinct to suckle and the tendency to cry at slight discomfort. This is the language of human instinct to cry and suck. As the toddler develops it starts to respond to the vocally repeated identifier (known as a name) to the point where it has been sufficiently trained to respond to the verbal enunciation of it. When you call for someone you are evoking hope that the entity being called to will respond by coming to your physical location so that you can share or enquire information. When the summons is answered by presence you maintain connection not by repetition of the name but by eye contact and directing conversation to the face of the person. The face being the most accurate point with which to verifiably establish identity.
In the book of Genesis Jacob is able to fool Isaac (His father) by exploiting his bad eyesight to steal an inheritance blessing from his older brother Esau. The face of Jacob was obscured through Isaac’s blindness which gave a false signal to the issuer of a blessing.
As our proverbial John Doe grows up he develops a personality and character which allows for people to gauge the levels of trust they are willing to risk on him. Character and personality are also unique identifiers. Mother knows best at who will be diligent when keeping their rooms clean and whose rooms she will have to clean for them. She can through experience predict outcomes using knowledge of character and personality as a reference. This information is valuable and can only be established or measured when there is an ongoing relationship where trust and responsibility are continuously tested and stressed.
We all have identifiers that are publicly displayed wherever we go.
: Physical appearance, Wedding ring, Tatoo
We have identifiers that represent or address us verbally and textually.
: Names, titles, seals, signatures, handwriting et cetera.
Ambiguous identifiers
: Left handed, smoker, married, divorced, affiliations, church, political views, phone number, address, favourite colour, drivers license ad infinitum.
In this digital world our identifiers are all exploitable by a large number of unidentifiable bad actors. This is weakness. If you are a man of character and strength but have no control over your identity. You are weak and defenceless in the eyes of these virtually indistinguishable, androgynous scammers, fraudsters, monopolies and governments.
We have to take digital sovereignty over our digital identities. That means we have to train our minds in the establishment of truth. The truth being...
Be true to thine self and let the truth about you be established by you. That means abandoning trust in third parties and know that no one is coming to save you and protect your personal data. Like there is no spoon in the matrix, there is also no institution who loves you enough to protect your identity in a digitally encrypted world. In some cases they might be legally obligated to, but who will take responsibility and how do you quantify and reverse the damage of leaked information. You don’t. No justice for the slave.
The spoon is a lie. It simply does not exist.
Revelation Chapter 2 verse 17
“He who has an ear, let him hear what the Spirit says to the churches. To him who overcomes I will give some of the hidden manna to eat. And I will give him a white stone, and on the stone a new name written which no one knows except him who receives it.”
If you have an identifier that only you know about then you have a private key. You can verify your holdings of assets. You can prove your identity on nostr. You can own not only the data but prove you are the source of it.
Anything that a trusted third party is currently doing for you, analog or digital is systemically being open sourced and you could do it for yourself with the press of a button. All you need is a white stone with a name on it no one else knows and be willing to carry the responsibility. You could then selectively reveal yourself to the world and prove it is you without exposing the you that is private. I will give an example to help you understand the power.
John 19:31–42
31 Therefore, because it was the Preparation Day, that the bodies should not remain on the cross on the Sabbath (for that Sabbath was a high day), the Jews asked Pilate that their legs might be broken, and that they might be taken away. 32 Then the soldiers came and broke the legs of the first and of the other who was crucified with Him. 33 But when they came to Jesus and saw that He was already dead, they did not break His legs. 34 But one of the soldiers pierced His side with a spear, and immediately blood and water came out.
One thing is certain, Jesus was verifiably dead. The Romans, Jews and disciples who were present at the execution and burial all concurred. He is dead. Deceased. Gone from the realm of the living. Roman soldiers were veritable experts at death and declaring the dead so.
A few days later some disciples were proclaiming excitedly about Jesus being alive. A certain guy named Thomas would not be had. You guys are crazy, trying to establish some weird cult by pretending a fantastic impossibility. Nope. They were adamant. He lives. They claimed, like a bunch of fanatics. Thomas, being the voice of reason says the following.
John 21:25
25 The other disciples therefore said to him, “We have seen the Lord.” So he said to them, “Unless I see in His hands the print of the nails, and put my finger into the print of the nails, and put my hand into his side, I will not believe.”
Thomas was a real Bitcoiner. He does not trust, he verifies.
Verification in progress.
The body of Jesus, should he have been alive will have been littered with scar tissue all across his back and legs. It would have been easy for Him to selectively reveal his identity to whoever he chose by exposing his body and letting them verify the proof of his identity without doubt. No one in world history has ever committed suicide by flogging and crucifixion so you cannot even fake or repeat it if you wanted to commit identity theft and pretend to be the Christ.
A proof of work hash in history so profound that civilisations collapsed on the realisation of its profundity. Another consequential exposition of identity verification is also expounded on by the gospel accounts.
Matthew 24:5
“For many will come in My name, saying, ‘I am the Christ,’ and will deceive many.
Eric Cason on the "What Bitcoin Did" podcast said that he thinks Bitcoin is a messianic event. I agree with him. Liberation from economic tyranny is messianic if a figure initiates the salvation process.
That would suggest that there will be messianic implications, namely identity fraud of messiah with the intent to deceive and extort.
Matthew 24:23
23 “Then if anyone says to you, ‘Look, here is the Christ!’ or ‘There!’ Do not believe it.
We have ourselves an example of this in Craig Wright who claims to be Satoshi Nakamoto. Yet he refuses to verify it by transferring Genesis bits. Like Thomas demands to see the scars of crucifixion so too must we demand to see on chain movement of Genesis coinbase block reward as proof of identity and proof of work from anyone who publicly makes a claim to the person of Satoshi Nakamoto. Historic records in the future might mark this dispensation, BWP (Before white paper) and ASN (After Satoshi Nakamoto) or something of this nature could stand in the annals of history, marking a era of mankind similar to BC, Before Christ and AD, anno domini, the year of our Lord.
Jesus is yet to give me a secret name like Satoshi already did.
Which leaves me wondering…
The simulacral spectre created by Satoshi is an ongoing rabbit hole,
I have no doubt.
...
bitbib
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@ c0f9e286:5a223917
2024-10-24 09:37:21ตอนที่แล้วได้กล่าวถึงการตั้งบริษัท Holding Company เพื่อนำมาถือหุ้นในบริษัทลูก จุดประสงค์นอกจากจะเป็นการประหยัดภาษีแล้ว ยังง่ายต่อการควบคุม เนื่องจากแบ่งสัดส่วนการถือหุ้นกันตั้งแต่ต้น ซึ่งหากถือในนามบุคคลธรรมดาย่อมปกปิดตัวตนที่แท้จริงไม่ได้ ดังนั้นหลายๆบริษัทจึงนิยมตั้ง Offshore Holding (Holding ที่ตั้งในต่างประเทศ) เข้ามาถือหุ้นบริษัท Holding ในประเทศอีกทีหนึ่ง
นั่นแปลว่าวุ่นวายกับการตั้งบริษัท Offshore Holding แค่ครั้งเดียว หลังจากนั้นก็นำมาถือหุ้นใน Holding ในประเทศเพื่อเป็นเจ้าของทุกๆบริษัทในเครือ ซึ่งมีอำนาจควบคุม บังคับบัญชา และสั่งการโดยไม่จำเป็นต้องเปิดเผยตัวตนที่แท้จริง
ส่วนถ้าจะถามว่าไปตั้ง Offshore ประเทศไหนดี อันนี้ขึ้นกับวัตถุประสงค์ของแต่ละท่าน ซึ่งไม่มี One Size fits all บางคนตั้ง Offshore มาเพื่อรับเงินก้อนใหญ่จากการขายหุ้น และไม่ได้ต้องการปกปิดตัวตนอะไรมากมายก็อาจจะไปตั้ง Offshore ที่ Hong Kong หรือ Singapore
แต่ถ้าวัตถุประสงค์ต้องการที่จะปกปิดตัวตน อาจจะไปตั้งในประเทศอย่าง Seychells, Vanuatu, Mauritius หรือ BVI เป็นต้น ซึ่งประเทศเหล่านี้มักมีนโยบายไม่เปิดเผยตัวตนของบุคคลที่เป็นเจ้าของหุ้นในบริษัท และที่สำคัญ ประเทศเหล่านี้บางทียอมให้นิติบุคคลต่างประเทศเข้ามาเป็นผู้ถือหุ้นได้ 100% (กฎหมายไทยในการตั้งบริษัทต้องมีผู้ถือหุ้น 2 คนขึ้นไป และหากไม่มีโรงงานในไทย หรือได้รับสิทธิ BOI ต่างชาติสามารถถือหุ้นได้ไม่เกิน 49%)
ดังนั้นหาก Offshore Company 1 ชั้นยังไม่พอ คุณก็ตั้ง Offshore ไปเลย 2 ประเทศเช่น ผมอาจจะตั้ง Offshore แรกที่ Vanuatu ซึ่งผมถือหุ้น 100% (ในนามบุคคล) แล้วจึงไปก่อตั้งอีก 1 บริษัทอีกแห่งที่ Seychells โดยให้ Vanuatu Offshore เข้าไปถือหุ้น 100% ในนามบริษัท แล้วผมจะนำ Seychells Offshore มาถือหุ้นใน Thailand Holding อีกทีหนึ่ง ซึ่งหาก Thailand Holding ไม่ได้มีโรงงาน หรือได้รับสิทธิ BOI แปลว่า Seychells Offshore จะเข้าไปถือหุ้นได้ไม่เกิน 49% ส่วนอีก 51% คุณควรหานอมินี หรือคนในครอบครัวที่ไม่ได้กังวลเรื่องความเป็นส่วนตัวเข้ามาถือหุ้นแทน และอาจจะจำกัดสิทธิออกเสียงผ่านกลไกการถือหุ้นบุริมสิทธิ์แทน เอาเป็นว่าเดี๋ยวจะงง แต่ให้เข้าใจไว้ว่า 51% ที่ถือหุ้นแทนมีช่องทางที่ทำให้เสียง Vote หรือสิทธิในการรับเงินปันผลน้อยกว่าฝั่ง 49% ซึ่งเดี๋ยวจะหาเวลาอธิบายเรื่องนี้โดยละเอียดอีกครั้งหนึ่ง
แปลว่าหากทางรัฐบาลไทยตรวจสอบรายชื่อผู้ถือหุ้นหรือทรัพย์สินของคุณ หากใช้การถือทรัพย์สินแบบนี้ย่อมไม่มีทางที่รัฐจะรู้เลยว่าคุณเป็นเจ้าของทรัพย์สิน หรือกิจการอะไรกันแน่ และหากรัฐบาลไทยต้องการตรวจสอบจริงๆ การจะไปตรวจพิสูจน์ว่าใครถือหุ้น หรือมีสิทธิในการครอบงำบริษัทจะเป็นเรื่องยากมาก
ซึ่งหากคุณคิดว่านี่ยังเป็นส่วนตัวไม่พอละก็… แน่นอนมีวิธีที่จะเพิ่มความเป็นส่วนตัวมากขึ้นกว่าเดิม ซึ่งมีอีก 2 วิธี และสามารถนำมาใช้ร่วมกับวิธีนี้ได้ ส่วนจะเป็นวิธีอะไรนั้น รอติดตามตอนต่อไป
Own Nothing and be Happy ในแบบฉบับ Elite เป็นไงบ้างครับ เริ่มเห็นภาพหรือยังว่าทำไมตระกูลดังๆอย่าง Rothschild สามารถปกป้องความเป็นส่วนตัวของพวกเขาไว้ได้โดยที่คนนอกไม่รู้เลย ก็เพราะเครื่องมือแบบนี้ไง
realeakkrit #siamstr #privacy
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@ a828c9af:ea95c44c
2024-10-24 08:25:30The Philippines is a goldmine for businesses seeking new markets. With a booming economy and a population exceeding 100 million, it presents a vibrant and diverse consumer landscape that, when maximized, can offer businesses a considerable market with a growing purchasing power.
Moreover, the country's e-commerce sector has exploded in recent years, with sales hitting $17 billion in 2021 alone. As consumer behavior rapidly evolves due to technology and changing preferences, there's never been a better time to enter the Philippine market than today.
5 Ways to Tap into the Philippine Market
To succeed in the Philippine market, you need a strategic approach that resonates with the country's diverse and dynamic consumer base. Here are five proven methods to help you engage effectively.
1. Digital services and marketing
In the Philippines, a solid online presence is crucial to reach your target audience. Use social media, content marketing, and search engines to build meaningful connections almost instantly.
2. Cashless and online payment methods
Filipino consumers prefer secure and convenient payment options. Offering various cashless and online payment methods can enhance their shopping experience and give your business a competitive edge.
3. Fashion eCommerce
Fashion eCommerce is booming in the Philippines. A visually appealing website with high-quality images, detailed product descriptions, and easy navigation can attract fashion-conscious Filipinos.
4. Localized content and engagement
Tailor your content to your customers' culture and values to connect with the Philippine market. Using the local language, cultural references, and relatable imagery can deepen customer engagement and build trust.
5. Responsive customer support
Excellent customer support builds trust and loyalty. When you offer timely, helpful responses through chatbots and automation while maintaining a personal touch ensures customer satisfaction.
Check this infographic to learn more about consumer trends in the Philippines and how to take advantage of them to tap into this lucrative market.
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@ 97fc03df:8bf891df
2024-10-24 07:53:50A Value Internet Sharing Bitcoin’s Consensus Security
Author: BEVM, October 2024
Abstract
Super Bitcoin is a value-based internet centered on BTC, and share Bitcoin's consensus security. This value internet not only inherits the security of the existing Bitcoin network but also transcends BTC's current limitations of being solely used for transfer, providing the Bitcoin network infinite potential for scalability and flexibility.
While the Lightning Network [2] inherits Bitcoin's network security and offers partial scalability solutions, it still falls short in supporting smart contracts and further enhancing scalability. We propose a five-layer architecture for Super Bitcoin using the Bitcoin network as the kernel layer, maintaining system security and transaction irreversibility through the proof-of-work (PoW) consensus mechanism; we build an efficient communication layer based on the Lightning Network, facilitating rapid transmission of asset information while preserving Bitcoin's decentralized nature; we introduce the Taproot Consensus as the extension layer, abstracting Lightning Network communication and asset information to provide a standardized interface for the upper virtual machine layer; we set up a multi-chain layer, also known as the fusion layer, which consists of multiple lightning chains secured by BTC consensus, integrating any mainstream virtual machine (VM) to achieve a "Multi-chain interconnection“ and ”multi-chain interoperability” unified by BTC consensus; finally, we support the application layer, providing developers with rich tools and interfaces to build a decentralized application (DApp) ecosystem, all sharing the security of BTC consensus.
1. Introduction
As the pioneer of cryptocurrencies, Bitcoin (BTC), through its proof-of-work (PoW) consensus mechanism and decentralized network structure, has garnered an immense level of consensus, becoming a supranational currency. This security stems from the perfect combination of its vast network hash power and economic incentives. The birth of Bitcoin not only ushered in a new era of decentralized digital currency but also pointed the way for the subsequent development of blockchain technology. However, the limitations of Bitcoin’s scripting language soon became apparent, as it only supports simple value transfers and limited contract logic, unable to meet the demands of more complex decentralized applications.
The evolution of blockchain technology is essentially all about expanding and enhancing Bitcoin's capabilities. Vitalik Buterin, the founder of Ethereum, initially envisioned adding smart contract functionality to Bitcoin. However, due to the technological constraints of the time and the limitations of the Bitcoin network, Ethereum had to establish its own independent consensus system. While this approach allowed for the creation of Turing-complete smart contracts, it also introduced new security risks and scalability challenges. Many projects followed suit, building independent blockchain ecosystems, gradually diverging from and even forgetting the original intention of extending Bitcoin’s capabilities.
However, two key factors remind us of the need to reconsider this direction. First, the continued rise in Bitcoin’s value relative to other cryptocurrencies like Ethereum has validated the trust people place in its security and stability. Second, the collapse of Luna/UST, which wiped out nearly $100 billion in market value, highlighted the severe security vulnerabilities present in independent consensus chains, especially when faced with complex economic models and rapidly growing network value.
In this context, we introduce Super Bitcoin to create a true value internet sharing Bitcoin's consensus security. It fundamentally differs from the existing Bitcoin Layer 2 solutions: traditional Bitcoin Layer 2 solutions (such as the Lightning Network) mainly achieve fast payments through off-chain state channels and limited scripts, while sharing Bitcoin's consensus security but lacking flexibility. Meanwhile, sidechains like Stacks or Layer 2 solutions, although they support smart contracts, still rely on independent multi-signature mechanisms for security, thus not fully inheriting the security of the Bitcoin mainnet.
2. Technical Background
To fully understand the proposed solution, it is necessary to first review the background and development of several key technologies. This chapter briefly introduces the Lightning Network, the Substrate framework [3], BEVM's Taproot Consensus, and the multi-chain interoperability system to provide a foundation for understanding our solution.
2.1 Lightning Network
The Lightning Network is a Layer2 scaling solution for Bitcoin, with its core design principles detailed in the BOLT (Basis of Lightning Technology) specifications. These specifications not only ensure the efficient operation of the Lightning Network but also ingeniously achieve deep integration with the consensus security of the Bitcoin mainnet. Several parts of the BOLT specifications play a key role in sharing Bitcoin’s consensus security.
BOLT #2 and BOLT #3 provide detailed guidelines on the lifecycle management of payment channels and the structure of transactions. The opening of a channel involves creating a multi-signature output on the Bitcoin blockchain, while closing the channel requires broadcasting the final state to the mainnet. BOLT #3 specifically defines commitment transactions, which are the core mechanism by which the Lightning Network shares Bitcoin's consensus security. Each time the channel state is updated, a new commitment transaction is generated, which can be broadcast to the Bitcoin mainnet if needed. The design of commitment transactions ensures that even if one party in the channel becomes uncooperative, the other party can still close the channel by broadcasting the most recent commitment transaction and receive their due funds. This mechanism directly relies on Bitcoin’s consensus rules and security, meaning the Lightning Network’s security is essentially guaranteed by the Bitcoin network.
BOLT #5 defines the penalty mechanism for channel closures. This mechanism introduces the concept of "revocating private keys," effectively preventing participants from broadcasting outdated channel states. If dishonest behavior is detected, the honest party can use these keys to punish the other party on the Bitcoin main chain, thereby ensuring the accuracy of the channel state and enforcing honest behavior among participants through Bitcoin's consensus mechanism.
Additionally, the commitment transaction format specified in BOLT #3 connects Lightning Network transactions to Bitcoin's fee market through "anchor outputs." This not only enhances the security of transactions but also ensures that Lightning Network transactions can still be confirmed promptly during periods of network congestion.
These meticulously designed specifications collectively ensure that the Lightning Network, while providing fast and low-cost transactions, can still fully leverage Bitcoin's robust consensus security.
2.2 Substrate Framework
The Substrate framework is a highly modular blockchain development toolkit written in Rust, providing a powerful and flexible technical foundation for the implementation of Super Bitcoin. Its core strength lies in its pluggable Pallet system, where these pre-built functional modules serve as "blockchain Legos," enabling us to quickly and efficiently assemble and customize the desired features.
For Super Bitcoin, Substrate's modular design is crucial. It allows us to flexibly build and integrate various functional components on top of the shared Bitcoin consensus security. By leveraging Substrate's Pallet, we can easily support and integrate different virtual machine environments, thereby increasing the system's flexibility and adaptability. This design not only accelerates the development process but also provides Super Bitcoin with powerful scalability, allowing it to better meet the evolving needs of the blockchain ecosystem.
Super Bitcoin utilizes these features of Substrate to customize the BEVM-stack framework, which enables one-click deployment of lightning chains.
2.3 Taproot Consensus
BEVM’s Taproot Consensus integrates Bitcoin’s Taproot upgrade [4] technology. This technology combines several key elements: Schnorr signatures [5] provide signature aggregation capabilities, Merkelized Abstract Syntax Tree (MAST) support complex conditional scripts, and Musig2 enables two-round communication in multi-signature schemes. Through the combination of these technologies, BEVM successfully implements a decentralized threshold signature network with (t, n) support.
Additionally, BEVM leverages Bitcoin SPV (Simplified Payment Verification) technology to achieve lightweight decentralized block header synchronization. This allows transaction verification without downloading the full blockchain data, enabling BEVM to synchronize with the BTC mainnet in a decentralized manner. In Super Bitcoin architecture, Taproot Consensus plays a key role as the extension layer: it interfaces with the Lightning Network below, abstracting and integrating asset information, and provides standardized interfaces for different virtual machine execution environments above, realizing the transmission and utilization of asset information.
Such design makes Taproot Consensus a core component of the Super Bitcoin architecture. It not only inherits the security and privacy-preserving characteristics of the Bitcoin network but also provides rich functional support for upper-layer applications.
2.4 Multi-Chain Interoperability System
The concept of a multi-chain interoperability system was first introduced by Polkadot. Polkadot [6] is a multi-chain interoperability system based on the Substrate framework, sharing the security of DOT consensus, and using parachains for application chain expansion. Correspondingly, Super Bitcoin is a multi-chain interoperability system built on Bitcoin and the Lightning Network, sharing BTC consensus security, and using Lightning Chains for application chain expansion.
The differences between the two are as follows:
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Shared Consensus Security: Both Polkadot and Super Bitcoin’s multi-chain networks achieve shared consensus security, but Polkadot shares DOT consensus, while Super Bitcoin shares Bitcoin consensus. The strength of BTC’s consensus is far greater than that of DOT. Theoretically, the security of the Super Bitcoin architecture is 200 times higher than that of the Polkadot network. This "200 times" represents the current ratio of BTC’s $1.3 trillion market cap to DOT’s $6.5 billion market cap. Therefore, the Lightning Chains on Super Bitcoin offer approximately 200 times the security of Polkadot's parachains.
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Application Chain Architecture: Super Bitcoin’s lightning chain is deployed with one click based on BEVM-stack, whereas on Polkadot, parachains are deployed via Substrate with one-click.
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Cross-Chain Communication Protocol: Super Bitcoin uses lightning channels as the communication protocol between Lightning Chains, while Polkadot uses XCMP as the communication protocol between parachains.
3. System Architecture
3.1 System Architecture Overview
Super Bitcoin is a five-layer architecture protocol built by BEVM guided by the three problems of blockchain - decentralization, security and scalability.. This protocol is based on the Bitcoin protocol and utilizes the Lightning Network for efficient peer-to-peer communication. To extend the functionality of Lightning Network nodes, Super Bitcoin integrates Taproot Consensus and combines Bitcoin SPV, Schnorr signatures, MAST contracts, and a BFT PoS consensus mechanism to achieve scalable state management and transaction processing.
On this foundation, Super Bitcoin further integrates multiple virtual machines, including WASM, EVM, SVM, MoveVM, and CairoVM, creating a multi-chain system based on lightning chains that offers a diverse range of smart contract execution environments. This modular framework significantly enhances the system's scalability and flexibility while maintaining the decentralized nature of the Bitcoin network. Importantly, all lightning chains share the Bitcoin network's consensus security, ensuring that the system remains highly secure as it scales.
3.2 Kernel Layer
The Bitcoin network serves as the kernel layer of Super Bitcoin, maintaining the security and irreversibility of the entire system through the Proof-of-Work (PoW) consensus mechanism. This decentralized peer-to-peer electronic cash system primarily supports BTC transfers and basic opcode execution, managing state using the UTXO model. The Bitcoin network’s block structure and transaction data serve as the input for the Lightning Network, providing reliable foundational data for the upper layers. Although Bitcoin’s scripting system is not Turing-complete, it can support the most basic smart contract functionality through stack-based operations, conditional checks, and cryptographic functions. The network maintains a block time of approximately 10 minutes using a difficulty adjustment algorithm and uses Merkle tree structures to optimize transaction verification efficiency. The security and decentralization of this foundational layer provide a robust consensus security foundation for the entire Super Bitcoin architecture, while its simple design and limited scripting capabilities offer a stable and predictable environment for upper-layer expansion.
3.3 Communication Layer
The Lightning Network serves as the communication layer of Super Bitcoin, achieving efficient asset information transmission while sharing the BTC consensus security. It acts as a bridge between users and the Super Bitcoin ecosystem, enabling bidirectional payment channels through a Hashed Time Lock Contract (HTLC), supporting multi-hop routing and atomic swaps. Users can establish state channels with Super Bitcoin nodes to deposit funds and conduct instant off-chain transactions.
Super Bitcoin nodes, as specialized Lightning Network nodes, not only maintain direct channels with users but also remain compatible with the existing Lightning Network by implementing the BOLT (Basis of Lightning Technology) specifications. This design allows users to leverage the existing Lightning Network infrastructure for cross-node, cross-chain payments and value transfers, providing a secure communication foundation for the lightning chains.
3.4 Extension Layer
Taproot Consensus serves as the extension layer in Super Bitcoin, playing a critical role in connecting the Lightning Network with the upper-layer lightning chains. It abstracts the asset information transmitted through the Lightning Network and converts it into blockchain data that can be processed by the upper layers, balancing the payment efficiency of the Lightning Network with the logical needs of upper-layer applications.
This expansion layer integrates Bitcoin SPV, Schnorr signatures, MAST (Merkelized Abstract Syntax Tree) structures, and a BFT (Byzantine Fault Tolerance) PoS consensus mechanism to achieve multiple functions:
1. Connecting the Lower Layer :Bitcoin SPV enables lightweight block header verification, allowing nodes to synchronize with the Bitcoin network in a decentralized manner, providing reliable on-chain data input for the Lightning Network.
2. Information Processing and Storage: The PoS-based blockchain network provides distributed storage of Lightning Network channel states. It also processes information for BTC and Taproot Assets, supplying necessary data for upper-layer applications. This mechanism ensures data redundancy and resistance to censorship.
3. Security Assurance : Decentralized threshold signatures replace the local key management system of Lightning Network nodes, enhancing key security and flexibility. The aggregation feature of Schnorr Signatures is used to construct a (t, n) threshold signature network, replacing the traditional single-key management model of the Lightning Network.
4. Privacy and Complexity : The MAST structure allows complex conditional scripts to be represented on-chain as a single hash, improving both privacy and script complexity. Through these mechanisms, the Taproot Consensus extension layer effectively converts verified Lightning Network data into standardized blockchain states. While ensuring security and privacy, it enhances the overall system's performance and scalability. It not only connects the underlying Bitcoin and Lightning Networks but also provides the upper-layer applications with rich and reliable data and functional support.
#### 3.5 Fusion Layer The Fusion Layer reflects the scalability of Super Bitcoin. It builds on top of Taproot Consensus and utilizes the extensibility of the Substrate framework to achieve a multi-chain interconnected system. Its key features include:
1. Scalable Multi-Chain Architecture: Supports the deployment and interconnection of an unlimited number of lightning chains, with BEVM serving as a special lightning chain responsible for managing cross-chain interactions and resource scheduling.
2. Heterogeneous Compatibility and Standardized Protocols: Compatible with multiple virtual machines (such as MoveVM, CairoVM, SVM, EVM) and achieves atomic asset exchange and state synchronization through a standardized cross-chain protocol based on the Lightning Network.
3. Shared Security and Flexible Consensus: All lightning chains inherit the security of the Bitcoin network, while adopting a pluggable consensus design, with the default being a Taproot-compatible BFT variant.
4. Ecosystem Expansion: Facilitates the rapid migration of existing blockchain technologies, extending the decentralized BTC ecosystem to various Turing-complete blockchain applications.
With these features, the Fusion Layer enables Super Bitcoin to evolve into a highly scalable, secure, and interoperable multi-chain ecosystem, providing robust infrastructure support for blockchain innovation.
3.6 Application Layer
The Application Layer is built on top of Super Bitcoin's multi-chain architecture, offering developers a diverse decentralized application (DApp) ecosystem. Leveraging the security, scalability, and interoperability of the underlying layers, it supports the deployment of applications on any Turing-complete virtual machine. Developers can choose to quickly deploy proprietary application chains within the lightning chain framework, or they can deploy various applications directly on the lightning chains. All these applications and chains automatically inherit the consensus and security guarantees of the Bitcoin network.
The Application Layer integrates multiple smart contract execution environments, supporting programming languages such as Solidity (EVM), Move, Cairo, and Rust. The Application Layer lowers the entry barrier for developers and accelerates the innovation cycle. Through standardized API interfaces, developers can utilize Lightning Network channels to achieve decentralized cross-chain asset transfers and information exchanges. Additionally, it incorporates protocols like Taproot Assets, which are compatible with the Lightning Network, further enhancing cross-chain functionality.
Although the services provided by the Application Layer are similar to other VM-based public blockchains, it has two distinctive features: first, it allows the use of decentralized native BTC as the base currency for applications; second, the entire application layer shares the security of the Bitcoin network. Such design not only offers a rich development environment but also ensures that applications are built on solid security and native cryptocurrency support.
4. Shared Consensus Security
Shared BTC consensus security is the security core of our five-layer architecture. This concept is derived from Polkadot's shared security model, which Polkadot defines as Shared Security, also known as Pooled Security, is one of Polkadot's unique value propositions. In essence, it means that all parachains connected to Polkadot's relay chain benefit from the full security of the entire Polkadot network.
Our five-layer protocol architecture further extends this concept by leveraging the Bitcoin (BTC) network—currently recognized as the most secure blockchain consensus system—to ensure the security of the entire ecosystem. Compared to Polkadot's parachains, which share Polkadot's consensus security, our architecture is directly built on top of the Bitcoin network, sharing Bitcoin’s consensus security.
Existing BTC Layer2 solutions typically ensure security through cross-chain mechanisms or BTC staking, which only utilize part of Bitcoin’s consensus security. In contrast, our five-layer protocol is built on the Lightning Network, using HTLC (Hashed Timelockd Contract) and commitment transactions, with security fully dependent on BTC consensus. This design allows our system to fully inherit the consensus security of the Bitcoin network.
Specifically, our architecture achieves shared BTC consensus security through the following methods:
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Leveraging the peer-to-peer channels of the Lightning Network to ensure that all transactions are ultimately settled on the Bitcoin mainnet.
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Using HTLC commitment transactions, where each state update is protected by the consensus of the Bitcoin network.
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Through the Taproot Consensus extension layer, extending Bitcoin's security features to more complex smart contract environments.
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In the multi-chain system, all lightning chains share Bitcoin’s network consensus security, ensuring consistency and reliability across the entire ecosystem.
5. Lightning Chain
Based on the shared BTC consensus security, we utilize the lightning chain to create a Value Internet. To achieve this, the architecture of the lightning chain network is inspired by Polkadot's relay chain and parachain design:
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Relay Chain: It serves as the central nervous system of the entire network, responsible for the overall security, cross-chain communication, and consensus mechanism. The relay chain does not execute specific application logic but focuses on coordinating the operations of the entire ecosystem.
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Parachains: These are independent blockchains that run in parallel with the relay chain. Each parachain can have its own token economy and governance mechanism, achieving interoperability through the relay chain and sharing the security guarantees provided by the relay chain. Drawing from Polkadot’s design, Super Bitcoin proposes a multi-chain interoperability system based on Bitcoin and the Lightning Network. In this system, the Lightning Chain functions similarly to Polkadot's parachains, with the following unique characteristics:
Shared BTC Consensus Security: Unlike Polkadot’s independent consensus model based on PoS staking, Lightning Chain directly inherits the consensus security of the Bitcoin network, providing unprecedented security for the entire ecosystem.
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Lightning Network Integration: Lightning Chain deeply integrates Lightning Network technology, enabling high-speed, low-cost transaction processing, significantly enhancing the throughput and efficiency of the entire system.
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Scalability: Theoretically, an unlimited number of Lightning Chains can be deployed, with each Lightning Chain optimized for specific application scenarios or industry needs, offering a high degree of flexibility and scalability.
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BEVM as the Core Coordinator: In this ecosystem, BEVM (Bitcoin-Enhanced Virtual Machine) acts as a special Lightning Chain, playing a role similar to that of Polkadot’s relay chain. It is responsible for the governance and resource allocation of the entire network, ensuring efficient collaboration between different Lightning Chains.
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Shared Lightning Network Liquidity: All Lightning Chains share the same Lightning Network, which means they can access a common liquidity pool, improving capital efficiency.
These features not only highlight the innovative design of Lightning Chain but also underscore its fundamental differences from existing BTC Layer 2 solutions. By directly sharing Bitcoin network consensus security and Lightning Network liquidity, Lightning Chain achieves a qualitative leap in both security and interoperability.
5.1 Lightning Chain
The Lightning Chain is the core component of Super Bitcoin that directly interacts with users. Its main responsibilities include handling user transactions, managing asset mapping, and executing smart contracts.
5.1.1 BTC Asset Mapping
Lightning Chain functions as both a node in the Lightning Network and a PoS (Proof of Stake) network. In this system, BTC is locked within the Lightning Network, while L-BTC represents the user's BTC balance in their Lightning Chain account. The mapping process between these two ensures the consistency and security of the assets. The specific BTC-to-L-BTC mapping process is as follows: - The user establishes a channel with the Lightning Chain via the standard Lightning Network protocol. - The user deposits A BTC into the Lightning Network channel. - As the Lightning Chain operates as a PoS network, the validators within the network observe this new BTC deposit. - Once more than two-thirds of the validators reach consensus and confirm the BTC deposit event, the Lightning Chain will issue A L-BTC accordingly.
This process ensures that the issuance of L-BTC always maintains a 1:1 ratio with the BTC locked in the Lightning Network channel. It's important to note that L-BTC is self-custodied by the user, so there is no need to worry about asset security. Additionally, PoS consensus here is not used to secure L-BTC assets but acts as a distributed ledger for the state of the Lightning Network channel, solving the potential issue of data loss in local storage by Lightning Network nodes.
5.1.2 Smart Contract Interaction on the Lightning Chain
Interaction with smart contracts on the Lightning Chain follows a "authorize first, execute later" paradigm. In this process, users need to convert L-BTC into M-BTC, where M-BTC represents the asset that can interact with smart contracts on the Lightning Chain. The specific interaction process is as follows:
- Asset Preparation: The user holds A BTC in the Lightning Network state channel and decides to interact with a smart contract using 1 BTC.
- Authorization Operation: The user authorizes the Lightning Chain network to convert 1 L-BTC into 1 M-BTC. This step does not immediately execute the conversion but provides the necessary permissions for subsequent interactions.
- Smart Contract Invocation: The user initiates a smart contract call, specifying the use of 1 M-BTC. The Lightning Chain network checks the authorization and, upon confirming its validity, performs the following actions: destroys 1 L-BTC from the user’s balance, mints 1 M-BTC, and uses it directly for interaction with the smart contract.
- Transaction Execution: The smart contract executes the specified operation using the minted M-BTC.
This process enables the seamless application of Bitcoin assets within a smart contract environment while maintaining a clear separation between L-BTC, which functions as channel liquidity, and M-BTC, which serves as a medium for contract interaction.
5.2 System Chain
System Chain is the core coordination component of Super Bitcoin implemented through the upgraded BEVM (Bitcoin-Enhanced Virtual Machine). As a special Lightning Chain, it establishes direct connections with all regular Lightning Chains in the network, forming an efficient star topology structure. This design makes the System Chain the central hub of Super Bitcoin.
The System Chain is primarily responsible for incentivizing Lightning Network nodes and coordinating cross-chain interoperability, effectively managing the entire network to ensure its efficient operation. In terms of node incentives, the System Chain implements a complex and sophisticated mechanism. It uses a dynamic reward algorithm that adjusts reward distribution based on the activity level, liquidity provided, and overall contribution to the network. During this process, the System Chain considers multi-dimensional evaluation metrics, such as the node’s uptime, transaction throughput, and routing efficiency.
In terms of cross-chain interoperability, the System Chain plays a key coordination role, facilitating seamless interactions between different Lightning Chains. It implements a secure cross-chain communication protocol based on Hashed Time Lock Contract (HTLC), ensuring the security and reliability of message transmission. Additionally, the System Chain introduces an atomic swap mechanism, which effectively prevents potential loss of funds during cross-chain asset transfers. Furthermore, by defining a unified cross-chain asset standard, the System Chain simplifies the asset mapping process between different Lightning Chains, further improving the efficiency and convenience of cross-chain operations.
6. Economic Model
The economic model of BEVM (Bitcoin-Enhanced Virtual Machine) combines Bitcoin’s issuance mechanism with the functional characteristics of the Lightning Network. It aims to address the sustainable competitiveness of Super Bitcoin and provide a long-term incentive system for the Lightning Network.
At the core of this model is the combination of Lightning Network node incentives and a staking-mining mechanism. Lightning Network nodes that establish state channels with the BEVM network can participate in staking mining. Staking mining uses a Verifiable Random Function (VRF) to determine mining probabilities, rather than distributing rewards proportionally based on the staked amount.
During the staking mining process, participants stake BTC in state channels, and the system calculates the mining probability based on the VRF. For example, if three nodes stake 100 BTC, 10 BTC, and 1 BTC, their respective mining probabilities would be 90.09%, 9.01%, and 0.90%. This mechanism ensures that smaller stakers also have a substantial opportunity to earn rewards. A dedicated whitepaper on the economic model will be released for this section, so this document will not go into further details.
7. Future Development
7.1 Short-Term Goals
The short-term goals of Super Bitcoin focus on implementing core functionalities and building the necessary infrastructure. By realizing the proposed five-layer protocol, we will introduce smart contract functionality based on the Lightning Network while sharing BTC consensus security. For users, participating in Super Bitcoin ensures that the BTC they hold remains fully under their control. At the same time, they will be able to use BTC, Taproot Assets, and other native assets within smart contracts.
7.2 Long-Term Vision
The long-term vision of Super Bitcoin is to build a global Value Internet that shares BTC consensus security. We aim to design an incentive mechanism through an innovative economic model, promoting widespread use of Lightning Network nodes. Furthermore, we are committed to deeply integrating existing blockchain ecosystems with Super Bitcoin, enabling the free flow and interaction of BTC assets. By doing so, we aim to create a secure, efficient, and interoperable blockchain ecosystem where BTC becomes the core, and all blockchain consensus models share the security of the Bitcoin network. Ultimately, our goal is to enable the Bitcoin network to scale infinitely while maintaining decentralization.
7.3 Potential Challenges and Solutions
Super Bitcoin faces several potential challenges in achieving its goals. Transforming Lightning Network nodes into a full-fledged network involves complex technical challenges that require extensive testing. Another challenge is designing a better economic incentive model to attract enough Lightning Network node operators to adopt Super Bitcoin. Ensuring seamless communication and atomic swaps between different node networks is also crucial, and the team will focus on developing standardized protocols and interfaces to enhance network interoperability. As the system’s complexity increases, maintaining network security will become more challenging. Super Bitcoin will adopt rigorous security audit processes and consider introducing advanced cryptographic technologies to strengthen system security. As the number of lightning chains grows, managing the state and interaction between networks may pose scalability challenges. By actively addressing these challenges, Super Bitcoin aims to bring revolutionary changes to the Bitcoin and Lightning Network ecosystems, creating a more flexible, efficient, and scalable infrastructure.
8. Conclusion
The five-layer architecture introduced by Super Bitcoin not only solves the problem of existing BTC Layer 2 solutions not being able to share Bitcoin's consensus security but also addresses the limitation of the Lightning Network being restricted to payment scenarios. It perfectly combines the shared BTC consensus security with smart contract functionality. Our protocol uses the Bitcoin network as the core, ensuring the highest level of security. It leverages the Lightning Network to construct an efficient communication layer, significantly improving scalability and flexibility while preserving the security of the native BTC consensus. By introducing Taproot Consensus as the extension layer, it abstracts Bitcoin and Lightning Network data to provide actionable data for the upper layers. Through the multi-chain fusion layer formed by lightning chains, we achieve a "multi-chain interconnection" supporting the free flow of cross-chain assets. The application layer offers developers a rich set of tools, fostering the development of a diverse DApp ecosystem. Combined with the innovative VRF-based staking mining mechanism, Super Bitcoin adds an incentive layer to the Lightning Network and allows the decentralized Bitcoin network to have unlimited flexibility and scalability.
9. References
[1] Nakamoto, S. (2008). "Bitcoin: A Peer-to-Peer Electronic Cash System." https://bitcoin.org/bitcoin.pdf
[2] Poon, J., & Dryja, T. (2016). "The Bitcoin Lightning Network: Scalable Off-Chain Instant Payments." https://lightning.network/lightning-network-paper.pdf
[3]Habermeier, S., et al. (2020). "Substrate: A modular framework for building blockchains." https://www.parity.io/substrate/
[4]Wuille, P., Nick, J., & Towns, A. (2019). "Taproot: SegWit version 1 spending rules." https://github.com/bitcoin/bips/blob/master/bip-0341.mediawiki
[5] Nick, J., Seurin, Y., & Wuille, P. (2020). "Schnorr Signatures for secp256k1." https://github.com/bitcoin/bips/blob/master/bip-0340.mediawiki
[6]Wood, G. (2016). "Polkadot: Vision for a heterogeneous multi-chain framework." https://polkadot.network/PolkaDotPaper.pdf
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@ 1bda7e1f:bb97c4d9
2024-10-24 04:48:52Tldr
- Nostr relays help users post and read notes on the network
- Relay operators have launched a variety of relays for you to use
- You too can launch your own relay for any reason you like
- Launching your own relay gives you a lot of power in how you use Nostr
- Many relay softwares exist for you to use
- I launched a personal relay using HAVEN relay software on my VPS
- I am now more in control of saving notes, cutting spam, and protecting my privacy
- My personal relay is now hosted at relay.rodbishop.nz
What are Nostr Relays Anyway?
When you're a user of a social network, you post and read notes from other users on the network. In a centralised network like Twitter or Instagram the company's servers receive all user's notes and relay them to other users. On Nostr, there is no single company's servers to relay messages, so instead the task is taken up by relay operators.
Anyone can be a relay operator and they can run a relay for any purpose. When you start using Nostr you will usually be connected to any one of a number of "public" relays, and be able to post and receive notes from users on the network via these.
Configuring these relays can tailor your experience somewhat–for example the client Nostrudel allows you to select from Western or Japanese relay set.
It is also possible to set up your own relay to use for your own purposes. All kinds of people have launched relays for all kinds of purposes. For example, to:
- Power your own client
- Support your community
- Run a for-profit relay business
- Relay a certain a type of content you need
- Back up your own notes, decrease spam, or increase privacy
- Curate your own social feed with your own algorithm
Relay instances available to connect with
Today is an interesting time in relay-ops. The evolution of the technology has inspired users to experiment with diverse types of relays tailored to various needs. As a result there are very many relay instances in operation and available to connect with.
A few sites try to collate which relays are in operation, like nostr.info and xport.top and sesseor's relay list . These lists are long (Sessor's list counted 2,500+ relays) and it's not clear to me whether it's even possible to be comprehensive as relays may join or leave the network all the time.
Broadly speaking, relays might be available for different users to use in different ways:
- A relay where anyone can post, like relay.damus.io
- A paid relay where anyone can post after payment, to cut spam, like nostr.wine
- A "web of trust" relay where anyone can post if they are related to the owner's social graph, to cut spam, like nostrelites.org
- A speciality relay where a particular community can post, like nostr.com.au for #austriches (Australians)
- A relay where anyone can post just specific content, like purplepag.es for user profiles only
- A team relay for your company or organisation only
- A personal relay for your own personal use
Nostr.Band shows which of these available relays are most popular, such as relay.damus.io and nos.lol and eden.nostr.land
Relay softwares for you to launch your own
You may decide to launch you own relays, and if you do there are many different relay softwares to choose from:
- Simple, like Bucket (<100 lines of code)
- Widely used, like Nostream (top ranked on Github)
- Customisable, like Khatru (a framework for customised relays)
- Specialised, like HAVEN or Team Relay (for personal or teams relays, based on Khartu)
You can run these on your own server, or local machine, or phone or with a third-party host.
Aljaz provides a great resource with 45+ relay softwares to choose from.
In summary, at a high level,
- Anyone can connect to any of the relay instances that are available for them to use
- Anyone who wants to launch their own can select the relay software that best suit their needs, launch an instance, and have it used by whichever users they like
Reasons to Run Your Own Relay
As a normal user of a Nostr client there's no obligation to run a relay. But having your own relay does give you more power.
For my own journey down the #nostr rabbit hole, I was looking for a relay to:
- back up my notes
- decrease spam
- increase my privacy
- learn skills I could later use for running a community or team or paid relay
Backing up notes – When you post notes to a public relay there's no guarantee that the relay is going to keep them long-term. It's job is relaying your notes to other clients, not storing them. Running your own relay allows you to keep your notes online.
Decrease spam – To first spam we can use a "Web of Trust" model–in which users endorse other users as trustworthy. A "Web of Trust" relay will reject notes from parties too far removed from your network. Running your own relay makes you more difficult to spam.
Increasing privacy – When you connect to a public relay, they can determine personal information about you, such as your IP address. Running your own relay keeps things more private.
For communities and teams and paid relays – Many opportunities exist to tailor relays to certain users needs, be they businesses or communities or as a for-profit business. For me, I am hoping that running my own relay helps me learn skills I can use in these kinds of further ventures.
To start I decided to focus on a personal relay. However, when I really got under the hood, it turned out I would need multiple relays not just one.
The outbox model
Mike Dilger proposed the outbox model (originally called the gossip model) as a way for users to engage with the wider Nostr network. It's a great model that is helpful to understand, as it suggests to establish different relays for different purposes.
Many clients and relay softwares have now adopted and continued to elaborate on this model. An example is to run specialised relays for Outbox, Inbox, Chat and Private needs.
Outbox Relay (also called Home Relay)
- This relay is for notes you have written, so that everyone knows where to find your notes
- In a set up where you are running your own, this relay is restricted so that only you can post to it, and you should set up your clients to post your notes to it
- An advanced version may take any notes received to this relay and "blast" them to other public relays so that your notes get wider reach
Inbox Relay (also called Public Relay)
- This relay is for public notes that other users want you to see, so that you always find notes that are relevant to you, including all replies, comments, likes, and zap payments
- In a set up where you are running your own, this relay is where you should look for notes relevant to you, and you should set up your clients to read from it
- An advanced version may search other public relays for notes that tag you, and import them into this relay so that you never miss a relevant note
Chat Relay (also called Direct Message Relay)
- This relay is for private direct message notes from other users, so that you always find your direct messages and so that they stay private
- In a set up where you are running your own, this relay is restricted so that only you can read from it, and you should set up your clients to read from it
- An advanced version may cut spam by only accepting direct messages from other users within your Web of Trust
Private Relay
- This relay is for your private use only, so that you can store private drafts or thoughts
- Only you can write to it and only you can read from it (and so, it is a bit mis-named as it does not actually relay anything to anywhere at all)
- In a set up where you are running your own, it gives you true privacy for these notes
In summary as a user
- I post my notes to my outbox relay. Network users can read them there, and if the relay is advanced it will also blast the notes out to other relays on the network
- I read from my inbox relay. Network users know to reach me there, and if the relay is advanced it will also bring me notes from the wider network
- I can have private direct message conversations with others in my chat relay.
- I can save private notes in my private relay
For me, this model has a lot of appeal and I went looking for a personal relay which adopted this model and contained all of these features.
HAVEN as a personal relay
I decided to go with HAVEN relay software.
HAVEN is all four of the above relays in one–outbox, inbox, chat and private. It contains advanced features like blasting your notes from outbox to other relays, importing notes from other relays to your inbox, and preventing spam with Web of Trust.
HAVEN is written by Utxo the Webmaster . It is based upon the Khatru relay framework by Fiatjaf
Setting up HAVEN as a Personal Relay
I am mostly non-technical, but on my #Nostr journey I have been having success with technology set ups that use Docker.
- I have a cheap VPS which currently runs Albyhub and Phoneixd with Docker,
- My objective was to set up HAVEN to run alongside it, in a separate Docker on the same server. HAVEN does not include Docker by default, but Sebastix published a fork with Docker support.
To get HAVEN up and running in Docker on your VPS:
- Clone and configure HAVEN with the right variables
- Launch it in Docker on your VPS
- Check the URLs and logs to see your HAVEN running
- Configure a subdomain to point to the VPS
- Configure the VPS to reverse proxy to the Docker port
- Configure the relays in your favourite Nostr client
- Post a note to your outbox and see if it blasts!
Running HAVEN
I cloned Sebastix fork to start.
git clone -b docker_compose_support https://github.com/nostrver-se/haven.git cd haven
The software sets up all environment variables in the
.env
file, and comes with an.env.example
file. Duplicate and rename the file to.env
. Within the.env
file you need to set up the environment variables. The file is long but it contains lots of repetition and for the most part defaults can be retained–only a few changes are required:- Replace all instances of the default user npub with your own (for me,
npub1r0d8...
) - Change the default relay URL to your own (for me,
relay.rodbishop.nz
) - Replace all instances of the default name in the relay names (for me, "Rod's ...")
- Replace all instances of the default profile image with your own
To enable automatic blasting from your outbox, and importing to your inbox, the software comes with an example list of relays to blast and import from. See
relays_blastr.example.json
andrelays_import.example.json
. To use these features simply duplicate and rename these files torelays_blastr.json
andrelays_import.json
respectively. Within these files you can specify the public relays of your choice. I simply used the default list.There are other features available, such as backups and initial imports, but I decided to handle these later. To start with I wanted to launch the relay and test it.
To launch the relay run Docker Compose.
docker-compose up -d docker logs haven-relay
Then you should explore the logs in the command line and the ports in your browser to see if it launched successfully. The logs should show your web of trust has been built successfully and the browser should show simple landing pages.
The logs should show that the relay has queried the network and built a web of trust from your followers. Mine looked as follows.
2024/10/14 12:02:08 🌐 building web of trust graph 2024/10/14 12:02:16 🫂 total network size: 13296 2024/10/14 12:02:16 🔗 relays discovered: 335 2024/10/14 12:02:17 🌐 pubkeys with minimum followers: 9394 keys
Your browser should show you have four relays in operation, for example as follows.
your_IP_address:3355
(your outbox or home relay)your_IP_address:3355/private
(your private relay)your_IP_address:3355/chat
(your direct message relay)your_IP_address:3355/inbox
(your inbox relay)
That's it. Your relay is online.
Connecting HAVEN
Now all that remains is the plumbing to connect your domain, relay, and Nostr clients together.
Configure DNS
First, configure your domain. At a high level –
- Get your domain (buy one if you need to)
- Get the IP address of your VPS
- In your domain's DNS settings add those records as an A record to the subdomain of your choice, e.g.
relay
as inrelay.your_domain_name.com
, or in my caserelay.rodbishop.nz
Your subdomain now points to your server.
Configure reverse proxy
Next, you need to redirect traffic from your subdomain to your relay at port
3355
.On my VPS I use Caddy as a reverse proxy for a few projects, I have it sitting in a separate Docker network. To use it for my HAVEN Relay required two steps. I am sure that the way I do this is not very elegant, but it worked. If you prefer a different method, the HAVEN readme also comes with instructions on how to perform a similar setup using nginx.
For my method, my steps were as follows:
- Add configuration to Caddy's
Caddyfile
to tell it what to do with requests for therelay.rodbishop.nz
subdomain - Add the Caddy Docker network to the HAVEN
docker-compose.yml
to make it be part of the Caddy network
For the addition to the
Caddyfile
, I used as follows:relay.rodbishop.nz { reverse_proxy haven-relay:3355 { header_up X-Forwarded-For {remote} header_up X-Forwarded-Proto {scheme} header_up X-Forwarded-Port {server_port} } }
For the addition to the
docker-compose.yml
, I used as follows:``` networks: - caddy # Added this line to services to connect to the Caddy network
networks: caddy: external: true # Added this to section specify the Caddy network ```
Once your DNS configuration and reverse proxy setup are completed, you should now be able to access your Nostr client at
relay.your_domain_name.com
. For my set up, this wasrelay.rodbishop.nz
.Connecting your Nostr client
Most Nostr clients allow you to specify any relay you choose. My go-to client at the moment is Amethyst on Android. Amethyst allows you to specify discrete relays for each role in the outbox model which ties up very neatly with HAVEN.
- In the sidebar, select Relays
- For "Public Outbox/Home Relays" enter
relay.your_domain_name.com
- For "Public Inbox Relays" enter
relay.your_domain_name.com/inbox
- For "DM Inbox Relays" enter
relay.your_domain_name.com/chat
- For "Private Home Relays" enter
relay.your_domain_name.com/private
- Click Save to broadcast your new relays to the Nostr network.
Your new relay configuration is now live.
Testing your relay
Lastly, it's time to test. Amethyst provides a simple method to test this as it allows you to configure the relays used on each post.
- Create a test note, and then before you post it, edit your relays using the icon at the top
- Turn off all relays except your own outbox relay, and post the note
- Access your HAVEN docker logs with
docker logs haven-relay
and see if there is a log to indicate if the note was received and blasted to other public relays - Copy the
nevent
of the note, and attempt to find it in another client
If you're in luck, you may see something like this (the blasted note, and then users on the network responding to the note in turn).
2024/10/22 00:12:23 🔫 blasted 95c477af7e6b612bf5d1d94309d2d57377a0a67d2181cfbb42a2e3fbc0feeaaf to 26 relays 2024/10/22 00:13:50 🤙 new reaction in your inbox 2024/10/22 00:14:42 🫂 new reaction in your inbox 2024/10/22 00:14:45 ✅ new reaction in your inbox 2024/10/22 00:15:12 💜 new reaction in your inbox 2024/10/22 00:17:03 ✅ new reaction in your inbox 2024/10/22 00:17:03 🫂 new reaction in your inbox 2024/10/22 00:17:55 🫂 new reaction in your inbox 2024/10/22 00:19:02 📰 new note in your inbox
That's it. If you followed this successfully your personal relay is up and running.
What I did wrong so you don't have to
My first relay was too public
This blog comes after much trial and error. The first error I made was I set up a relay to use as a personal relay, but without any restrictions on use. I very quickly found other people discovered and started using my relay to save their own notes! This was unintended and I had to take it down.
Unfamiliar with Go language
I am mostly non-technical, and completely unfamiliar with Go. I got the project up and running with Go on my localhost–with a lot of help from my AI–but I then completely failed in migrating this to my VPS. Moving to Docker made the difference for me here.
I failed a few times due to a messy folder
After messing with Go, I moved to the Docker setup, but I started my work from a messy folder which contained remnants of the Go build, which caused various failures. Deleting the folder and cloning again from scratch solved the issue.
Trouble with Nostr.wine
I subscribe to the Nostr.wine paid relay, and I initially added it to the list of relays in my blaster. However, it didn't work, and the logs showed an error as follows
CLOSED from wss://nostr.wine: 'auth-required: this relay only serves private notes to authenticated users'
It seems my npub's subscription to Nostr.wine is not enough for it to permit my relay to blast notes to it. In the end, I removed Nostr.wine from my relay config, and kept Nostr.wine as a separate entry in my Client's outbox settings.
Failed to create web of trust graph
When I first launched the relay on my VPS, HAVEN failed to complete the Web of Trust graph, with a log that looked as follows (note the zeroes). As a result, no one would have been able to send me DM's to my Chat relay (it would flag every message as spam).
2024/10/14 12:02:08 🌐 building web of trust graph 2024/10/14 12:02:16 🫂 total network size: 0 2024/10/14 12:02:16 🔗 relays discovered: 0 2024/10/14 12:02:17 🌐 pubkeys with minimum followers: 0 keys
I never got to the bottom of why this was. In the process of trying to fix it I rebuild the container, and on the rebuild it spontaneously worked. Accordingly my lesson learned is "if in doubt, turn if off and on again".
Failed to run --import function
HAVEN comes with a function to import all your old notes from other public relays to your own outbox relay. When I run it I get an error as follows:
panic: Cannot acquire directory lock on "db/private". Another process is using this Badger database. error: resource temporarily unavailable
I have yet to work out the solution for this, and will update this note when I do so!
What's Next?
Over the past four blogs I have
- Mined a Nostr pubkey and backed up the mnemonic
- Set up Nostr payments with a Lightning wallet plus all the bells and whistles
- Set up NIP-05 and Lighting Address at my own domain
- Set up a Personal Relay at my own domain
This feels like a very comprehensive personal set up now. Also, I have uncovered some new rabbit holes and feel like I have some projects to tackle. Perhaps one of these?
- Set up a personal homepage with my Nostr feed to round-out my rodbishop.nz domain
- Experiment with different signers like Amber and Nsec.app and NFC cards
- Set up a paid relay for #austriches (Australians and Kiwis on Nostr)
- Set up a team relay to experiment with Nostr for business or community projects
- Or something else ... ?
Please be sure to let me know if you think there's another Nostr topic you'd like to see me tackle.
Pura vida Nostr.
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@ a012dc82:6458a70d
2024-10-24 02:48:43Table Of Content
-
Project A: Solar-Powered Mining Farms
-
Project B: Hydroelectricity-Powered Mining
-
Project C: Waste Heat Recovery
-
Project D: Energy-Efficient Mining Hardware
-
Project E: Proof of Stake (PoS) Consensus
-
Project F: Carbon Offset Initiatives
-
Conclusion
-
FAQ
The rising popularity of Bitcoin has raised concerns about its environmental impact. Traditional Bitcoin mining processes consume vast amounts of energy, contributing to carbon emissions and environmental degradation. However, there is a growing movement towards sustainable mining practices that aim to minimize the ecological footprint of cryptocurrency production. In this article, we will delve into the world of green Bitcoin mining and highlight six exciting projects that are leading the charge towards sustainable practices.
1. Project A: Solar-Powered Mining Farms
With solar energy being one of the cleanest and renewable sources available, Project A aims to harness its power for Bitcoin mining. By setting up solar-powered mining farms, this project significantly reduces reliance on fossil fuels and minimizes carbon emissions. Additionally, excess solar energy can be stored for later use, making mining operations more resilient and sustainable.
2. Project B: Hydroelectricity-Powered Mining
Project B taps into the potential of hydroelectricity, utilizing the power of flowing water to generate electricity for Bitcoin mining. Hydroelectric power is not only renewable but also provides a consistent and reliable energy source. By harnessing this form of energy, Project B aims to achieve sustainable mining operations while reducing the carbon footprint associated with traditional mining methods.
3. Project C: Waste Heat Recovery
Project C focuses on utilizing waste heat generated from industrial processes for Bitcoin mining. By capturing and repurposing this excess heat, mining operations become more energy-efficient and environmentally friendly. This approach not only reduces carbon emissions but also maximizes the use of resources that would otherwise go to waste, promoting a circular economy.
4. Project D: Energy-Efficient Mining Hardware
Project D tackles the sustainability challenge by developing energy-efficient mining hardware. By optimizing the design and performance of mining equipment, this project aims to reduce energy consumption without compromising mining capabilities. The use of advanced technologies and materials enables miners to achieve higher processing power with lower energy requirements, leading to more sustainable mining operations.
5. Project E: Proof of Stake (PoS) Consensus
Project E explores an alternative consensus mechanism called Proof of Stake (PoS), which requires significantly less energy compared to the traditional Proof of Work (PoW) algorithm. Instead of relying on computational power, PoS validates transactions based on the amount of cryptocurrency held by a participant. This shift in consensus mechanism can drastically reduce energy consumption and make Bitcoin mining more environmentally friendly.
6. Project F: Carbon Offset Initiatives
Project F recognizes that some carbon emissions may still be unavoidable in the mining process. To mitigate this impact, they focus on supporting carbon offset initiatives. By investing in projects that reduce or remove carbon dioxide from the atmosphere, such as reforestation or renewable energy projects, Project F aims to offset the environmental impact of Bitcoin mining, making it more sustainable in the long run.
Conclusion
As the demand for Bitcoin continues to rise, so does the need for sustainable mining practices. The projects mentioned above represent just a glimpse of the innovative solutions being developed to make crypto mining more environmentally friendly. By harnessing renewable energy sources, optimizing mining equipment, and exploring alternative consensus mechanisms, these projects are leading the race for sustainable mining. Through their efforts, they are shaping a future where Bitcoin and other cryptocurrencies can coexist harmoniously with a greener planet.
FAQ
What is sustainable mining? Sustainable mining refers to the practice of conducting mining operations while minimizing the negative environmental impact. It involves adopting strategies and technologies that reduce energy consumption, carbon emissions, and other ecological footprints associated with mining activities.
How does solar-powered mining work? Solar-powered mining harnesses the energy from the sun using solar panels to generate electricity. This clean and renewable energy source powers the mining equipment, reducing reliance on fossil fuels and minimizing carbon emissions.
What is the difference between Proof of Stake (PoS) and Proof of Work (PoW)? Proof of Stake (PoS) and Proof of Work (PoW) are two different consensus mechanisms used in blockchain networks. PoW relies on computational power to validate transactions, while PoS validates transactions based on the amount of cryptocurrency held by participants. PoS requires significantly less energy compared to PoW, making it more environmentally friendly.
How can waste heat recovery be used for mining? Waste heat recovery involves capturing and repurposing excess heat generated from industrial processes. This heat is used to power mining equipment, making the mining operations more energy-efficient and sustainable. It reduces the need for additional energy sources and minimizes waste.
That's all for today
If you want more, be sure to follow us on:
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@ 13e63e99:25525c6a
2024-10-24 02:44:17Bitcoin has experienced a notable 129.2% price increase this year, with a solid 8.9% gain this month alone. This rise has been driven by an improving risk-on sentiment in the market, spurred by better-than-expected earnings from major Wall Street firms. The strong earnings reports have helped bolster investor confidence, contributing to a broader appetite for riskier assets like Bitcoin, which has been increasingly seen as a hedge against traditional financial uncertainties.
Additionally, growing speculation around a potential Federal Reserve rate cut in November has further fueled Bitcoin's momentum. Investors are factoring in the possibility that the Fed may pivot from its current monetary tightening, which could lead to a more favorable macroeconomic environment for assets like Bitcoin that thrive in low-interest-rate scenarios.
Moreover, the political landscape is playing a significant role in driving Bitcoin's price action. The increasing odds of pro-Bitcoin candidate Donald Trump winning the 2024 presidential election are adding to market optimism. Trump's favorable stance on cryptocurrency and his potential return to office are viewed by many investors as a catalyst for more crypto-friendly regulations and policies, further boosting Bitcoin's appeal.
In combination, these factors—improving market sentiment, potential Fed rate cuts, and political developments—are creating a bullish outlook for Bitcoin as we move toward the end of 2024. Investors are increasingly viewing Bitcoin as both a hedge and a speculative asset, positioning it well in the current economic and political climate.
Reference: Yahoo Finance
Tesla transfers $765 million to self-custody wallets, highlighting the importance of Bitcoin self-custody. Bitcoin self-custody refers to the practice of directly controlling and managing your own Bitcoin holdings, rather than relying on a third-party custodian such as a cryptocurrency exchange or wallet service. When you hold Bitcoin in self-custody, you are responsible for securely storing your private keys—unique cryptographic codes that grant access to your Bitcoin and allow you to send or spend it. This approach gives individuals full control over their assets and eliminates the need to trust a centralized institution with their funds.
Self-custody is a critical component of Bitcoin’s ethos, which emphasizes decentralization, financial sovereignty, and the ability to own and transfer wealth without reliance on intermediaries. By opting for self-custody, individuals are empowered to truly "own" their Bitcoin, free from the risks associated with third-party custodians, such as hacks, mismanagement, or insolvency. The mantra "Not your keys, not your coins" reflects the idea that if someone else holds your private keys, they effectively control your Bitcoin, and you are at risk of losing access.
The Importance of Multisignature in Bitcoin Self-Custody
While self-custody offers enhanced control and security, it also comes with the responsibility of safeguarding your private keys. Losing access to these keys means losing access to your Bitcoin permanently, which can be a daunting prospect. This is where multisignature (multisig) technology plays a crucial role in bolstering the security of Bitcoin self-custody.
Multisignature refers to a security feature that requires multiple private keys to authorize a Bitcoin transaction, rather than relying on a single key. For example, a 2-of-3 multisig setup might require two out of three designated keys to approve any movement of funds. This adds an extra layer of protection in several ways:
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Enhanced Security: Multisig helps mitigate the risk of a single point of failure. If one key is lost, stolen, or compromised, the funds are still safe because the attacker would need access to multiple keys. This protects against theft, hacking, and loss of keys.
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Redundancy and Backup: With a multisig setup, you can distribute your keys across different locations or devices, ensuring that even if one key is lost or damaged, you can still recover your funds using the remaining keys. For example, you might store one key on a hardware wallet, another in a safe, and give a trusted family member or service provider control of the third.
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Shared Control: Multisig is particularly useful in shared ownership scenarios, such as for businesses, trusts, or family members who want joint control over Bitcoin holdings. It ensures that no single individual can act alone in transferring or spending the Bitcoin, which provides a governance structure and reduces the risk of rogue actors.
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Mitigating Human Error: Managing private keys can be intimidating, especially for individuals new to Bitcoin. Multisig setups can reduce the risk of human error by allowing for the recovery of funds even if a single key is lost or forgotten. It provides a balance between the autonomy of self-custody and the security measures of traditional custodianship.
Multisignature solutions offer a powerful tool to enhance security, reduce risks, and provide flexibility in managing Bitcoin holdings. By combining self-custody with multisig, users can significantly reduce the likelihood of loss or theft while maintaining full control over their assets.Some prominent Multisig platforms: Unchained Capital, Lumin, Casa
Reference:Multis.co, Unchained Capital, Lumin, Casa
Bitcoin Hashrate Hits All-Time High, Signaling Stronger Network Security and Potential Miner Consolidation
The Bitcoin hashrate has reached a new all-time high of 791.6 exahashes per second (EH/s) on Oct. 21, reflecting the increasing security of the network. This rise, driven by advancements in mining hardware like ASICs, has been on a steady upward trend since 2021.
While a higher hashrate boosts the security of the Bitcoin network, it also increases the cost to mine 1 BTC, potentially leading to miner consolidation, especially for smaller firms with less efficient rigs. With the 2024 Bitcoin halving reducing block rewards, energy-efficient mining equipment will be essential for profitability.
Despite the rising mining costs, Bitcoin miners have not significantly increased their selling, minimal miner transfers to centralized exchanges during this period.
Reference: Ycharts, Cointelegraph
Nearly Half of Traditional Hedge Funds Now Invest in Digital Assets Amid Regulatory Clarity and ETF Launches
Nearly half of hedge funds focused on traditional assets now have exposure to cryptocurrencies, driven by clearer regulations and the launch of ETFs in the U.S. and Asia, according to the Global Crypto Hedge Fund Report by AIMA and PwC.
The report revealed 47% of traditional hedge funds now invest in digital assets, up from 29% in 2023. Of those, 67% plan to maintain their digital assets investments, while the rest intend to increase by year-end.
Hedge funds, once focused on spot trading, are now deploying more sophisticated strategies. In 2024, 58% traded crypto derivatives, up from 38% in 2023, while spot trading dropped to 25% from 69%.
Reference: Pwc
UAE Exempts Digital Assets Transactions from VAT, Aligning with Traditional Financial Services
The United Arab Emirates (UAE) has exempted cryptocurrency transactions from value-added tax (VAT), aligning the industry with several traditional financial services. Effective Nov. 15, this change retroactively applies to transactions dating back to Jan. 1, 2018. The Arabic version of the Federal Tax Authority’s update was released on Oct. 2, 2024, with the English translation following on Oct. 4.
This exemption clarifies that digital assets are not subject to the 5% VAT. It covers the exchange and transfer of ownership of cryptocurrencies, meaning all digital assets transfers and conversions are now VAT-exempt.
"The UAE has essentially classified virtual assets in the same category as traditional financial services, many of which are already VAT-exempt. This move legitimizes virtual assets," said Ankita Dhawan, a senior associate at the Métis Institute, a dispute resolution think tank.
Reference: CoinDesk, Cryptopolitan
We are going to El Salvador!
Our managing partner will be speaking at Adopting Bitcoin 2024! If you're a founder, entrepreneur, or Bitcoin enthusiast, feel free to reach out. We look forward to hearing from you!
Reference: X.com
LifPay NFC Card Manufacturing Program has officially launched!
Reference: X.com
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@ 7362636d:eec5ab4c
2024-10-23 21:31:29/start
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@ c631e267:c2b78d3e
2024-10-23 20:26:10Herzlichen Glückwunsch zum dritten Geburtstag, liebe Denk Bar! Wieso zum dritten? Das war doch 2022 und jetzt sind wir im Jahr 2024, oder? Ja, das ist schon richtig, aber bei Geburtstagen erinnere ich mich immer auch an meinen Vater, und der behauptete oft, der erste sei ja schließlich der Tag der Geburt selber und den müsse man natürlich mitzählen. Wo er recht hat, hat er nunmal recht. Konsequenterweise wird also heute dieser Blog an seinem dritten Geburtstag zwei Jahre alt.
Das ist ein Grund zum Feiern, wie ich finde. Einerseits ganz einfach, weil es dafür gar nicht genug Gründe geben kann. «Das Leben sind zwei Tage», lautet ein gängiger Ausdruck hier in Andalusien. In der Tat könnte es so sein, auch wenn wir uns im Alltag oft genug von der Routine vereinnahmen lassen.
Seit dem Start der Denk Bar vor zwei Jahren ist unglaublich viel passiert. Ebenso wie die zweieinhalb Jahre davor, und all jenes war letztlich auch der Auslöser dafür, dass ich begann, öffentlich zu schreiben. Damals notierte ich:
«Seit einigen Jahren erscheint unser öffentliches Umfeld immer fragwürdiger, widersprüchlicher und manchmal schier unglaublich - jede Menge Anlass für eigene Recherchen und Gedanken, ganz einfach mit einer Portion gesundem Menschenverstand.»
Wir erleben den sogenannten «großen Umbruch», einen globalen Coup, den skrupellose Egoisten clever eingefädelt haben und seit ein paar Jahren knallhart – aber nett verpackt – durchziehen, um buchstäblich alles nach ihrem Gusto umzukrempeln. Die Gelegenheit ist ja angeblich günstig und muss genutzt werden.
Nie hätte ich mir träumen lassen, dass ich so etwas jemals miterleben müsste. Die Bosheit, mit der ganz offensichtlich gegen die eigene Bevölkerung gearbeitet wird, war früher für mich unvorstellbar. Mein (Rest-) Vertrauen in alle möglichen Bereiche wie Politik, Wissenschaft, Justiz, Medien oder Kirche ist praktisch komplett zerstört. Einen «inneren Totalschaden» hatte ich mal für unsere Gesellschaften diagnostiziert.
Was mich vielleicht am meisten erschreckt, ist zum einen das Niveau der Gleichschaltung, das weltweit erreicht werden konnte, und zum anderen die praktisch totale Spaltung der Gesellschaft. Haben wir das tatsächlich mit uns machen lassen?? Unfassbar! Aber das Werkzeug «Angst» ist sehr mächtig und funktioniert bis heute.
Zum Glück passieren auch positive Dinge und neue Perspektiven öffnen sich. Für viele Menschen waren und sind die Entwicklungen der letzten Jahre ein Augenöffner. Sie sehen «Querdenken» als das, was es ist: eine Tugend.
Auch die immer ernsteren Zensurbemühungen sind letztlich nur ein Zeichen der Schwäche, wo Argumente fehlen. Sie werden nicht verhindern, dass wir unsere Meinung äußern, unbequeme Fragen stellen und dass die Wahrheit peu à peu ans Licht kommt. Es gibt immer Mittel und Wege, auch für uns.
Danke, dass du diesen Weg mit mir weitergehst!
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@ 3ad01248:962d8a07
2024-10-23 18:59:53Well I casted my vote early and I didn't vote for Donald Trump or Kamala Harris. I ended up voting for Chase Oliver, the Libertarian candidate for president. Even though I know he has snowball's chance in hell of winning, I simply couldn't bring myself to vote for the two candidates that are pro-war and pro-genocide.
I needed to be able to sleep at night knowing that I did not lend my consent to the mass killing of people in Gaza and around the world using American military equipment to do it. My vote was in protest to the two parties twisted sense of entitlement and delusions of grandeur. The policies that are put in place by these candidates do have an impact on the rest of the world. As much as we would like it not to be the case, it simply is.
So if you are voting for Donald Trump or Kamala Harris you know full well that they represent and what their policies are in regards to foreign policy. When it comes to foreign policy both parties are indistinguishable from each other.
Democrats and Republicans are strong supporters of Israel and will not do anything to stop the genocide occurring there at the moment. The question you have to ask yourself as you step into that voting booth is are you Ok with being complicit in a genocide. Your vote makes you a supporter of this policy. It may sound mean but that's how strongly I feel about this topic.
As Bitcoiners we should want to make the world a better place anyway that we can even if its voting for a candidate that isn't likely going to win. In the long run yes Bitcoin will make situations like this less prevalent but this is a long term goal that isn't going to be achieved today. We must also focus on what we can accomplish in the short term.
Voting for a presidential candidate that believes in free markets and disentangling us from all of these wars and awkward alliances, is in line with the Bitcoin ethos and a step in the right direction. At the end of the day do you want to be able to rest your head at night knowing that you didn't vote for more wars, more killing and more destruction? Is your Bitcoin bag really worth more than your soul and your humanity?
We are here for more than NGU, right? This wasn't an easy decision for me because I understand that Kamala Harris is probably going to be worse for Bitcoin than Donald Trump but at the end of the day I just didn't feel comfortable voting for Trump knowing that he will keep supplying weapons that enable women and children to be wiped off the map.
I urge every Bitcoiner who reads this to look inside yourself and ask what do I stand for and are you willing to sacrifice material wealth to do the right thing? You can't take your Bitcoin with you when you die. Bitcoin will be here long after we are all dead and gone. Tick Toc next block. Life will go on without you being here.
My goal is to be a positive force for good during the little time we have on Earth. I want to believe that most Bitcoiners feels the same way to and will act according to their values.
Bitcoin #Nostr #Politics
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@ 6bae33c8:607272e8
2024-10-23 18:57:42I’ve been on a decent run of late — 8-2 the last two weeks. It’s not enough to salvage the quarter or the year, but I’ve got one more “bye” week, so to speak, then have to put together a good Q3.
Vikings at Rams — I’ll say Vikings -4.5 and probably stay away on the short week.
Ravens at Browns — Alan Seslowsky told me it was nine. I would have made it around 7.5, but not sure that’s enough to take the Browns. Might be a dead cat bounce off the Deshaun Watson injury.
Titans at Lions — I’d have made this 13, but Seslowsky told me it was 11.5. Could be a look-ahead game, but otherwise Lions win by 20-plus.
Colts at Texans — I’ll say this is six. Anthony Richardson drags down Indy, but the Texans can’t pass block, and the offense is sluggish.
Packers at Jaguars — Maybe Packers -4.5. I’ll stay away.
Cardinals at Dolphins — If Tua is back, maybe Cardinals +4.5. Stay away.
Jets at Patriots — Seslowsky told me it was Jets -6.5. I kind of like the Jets here in a get well spot. Drake Maye might be a player though.
Falcons at Buccaneers — The Bucs are missing both star wideouts. The Falcons offense is out of sync. I’ll say Falcons +1.5 and consider taking them.
Eagles at Bengals — I’ll say Eagles +2.5 and probably take Cincy.
Saints at Chargers — If no Derek Carr, then Saints +6.5. The Chargers offense is pretty bad, though.
Bills at Seahawks — I’ll go Bills -2.5 and probably sell the Seahawks off last week’s win over the Falcons.
Bears at Indigenous Peoples — If Jayden Daniels is playing then Bears +2.5. If not, then Bears -2.5. Stay away probably.
Panthers at Broncos — I think Seslowsky said this was nine. I’d hold my nose and take the Panthers, but probably a stay away.
Chiefs at Raiders — I’d say Chiefs -7 and consider the Raiders in a division game.
Cowboys at 49ers — Maybe Cowboys +4.5. I have to think about this one.
Giants at Steelers — Giants +7.5 with the offensive line problems. I’d probably lay the wood, to be honest, but their defense is decent.
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@ 3ad01248:962d8a07
2024-10-23 18:55:25Well I casted my vote early and I didn't vote for Donald Trump or Kamala Harris. I ended up voting for Chase Oliver, the Libertarian candidate for president. Even though I know he has snowball's chance in hell of winning, I simply couldn't bring myself to vote for the two candidates that are pro-war and pro-genocide.
I needed to be able to sleep at night knowing that I did not lend my consent to the mass killing of people in Gaza and around the world using American military equipment to do it. My vote was in protest to the two parties twisted sense of entitlement and delusions of grandeur. The policies that are put in place by these candidates do have an impact on the rest of the world. As much as we would like it not to be the case, it simply is.
So if you are voting for Donald Trump or Kamala Harris you know full well that they represent and what their policies are in regards to foreign policy. When it comes to foreign policy both parties are indistinguishable from each other.
Democrats and Republicans are strong supporters of Israel and will not do anything to stop the genocide occurring there at the moment. The question you have to ask yourself as you step into that voting booth is are you Ok with being complicit in a genocide. Your vote makes you a supporter of this policy. It may sound mean but that's how strongly I feel about this topic.
As Bitcoiners we should want to make the world a better place anyway that we can even if its voting for a candidate that isn't likely going to win. In the long run yes Bitcoin will make situations like this less prevalent but this is a long term goal that isn't going to be achieved today. We must also focus on what we can accomplish in the short term.
Voting for a presidential candidate that believes in free markets and disentangling us from all of these wars and awkward alliances, is in line with the Bitcoin ethos and a step in the right direction. At the end of the day do you want to be able to rest your head at night knowing that you didn't vote for more wars, more killing and more destruction? Is your Bitcoin bag really worth more than your soul and your humanity?
We are here for more than NGU, right? This wasn't an easy decision for me because I understand that Kamala Harris is probably going to be worse for Bitcoin than Donald Trump but at the end of the day I just didn't feel comfortable voting for Trump knowing that he will keep supplying weapons that enable women and children to be wiped off the map.
I urge every Bitcoiner who reads this to look inside yourself and ask what do I stand for and are you willing to sacrifice material wealth to do the right thing? You can't take your Bitcoin with you when you die. Bitcoin will be here long after we are all dead and gone. Tick Toc next block. Life will go on without you being here.
My goal is to be a positive force for good during the little time we have on Earth. I want to believe that most Bitcoiners feels the same way to and will act according to their values.
Bitcoin #Nostr #Politics
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@ c3f12a9a:06c21301
2024-10-23 17:59:45Destination: Medieval Venice, 1100 AD
How did Venice build its trade empire through collaboration, innovation, and trust in decentralized networks?
Venice: A City of Merchants and Innovators
In medieval times, Venice was a symbol of freedom and prosperity. Unlike the monarchies that dominated Europe, Venice was a republic – a city-state where important decisions were made by the Council of Nobles, and (the Doge, the elected chief magistrate of Venice who served as a ceremonial head of state with limited power), not an absolute ruler. Venice became synonymous with innovative approaches to governance, banking, and trade networks, which led to its rise as one of the most powerful trading centers of its time.
Decentralized Trade Networks
The success of Venice lay in its trust in decentralized trade networks. Every merchant, known as a patrician, could freely develop their trade activities and connect with others. While elsewhere trade was often controlled by kings and local lords, Venetians believed that prosperity would come from a free market and collaboration between people.
Unlike feudal models based on hierarchy and absolute power, Venetian trade networks were open and based on mutual trust. Every merchant could own ships and trade with the Middle East, and this decentralized ownership of trade routes led to unprecedented prosperity.
Story: The Secret Venetian Alliance
A young merchant named Marco, who inherited a shipyard from his father, was trying to make a name for himself in the bustling Venetian spice market. In Venice, there were many competitors, and competition was fierce. Marco, however, learned that an opportunity lay outside the traditional trade networks – among small merchants who were trying to maintain their independence from the larger Venetian patricians.
Marco decided to form an alliance with several other small merchants. Together, they began to share ships, crew costs, and information about trade routes. By creating this informal network, they were able to compete with the larger patricians who controlled the major trade routes. Through collaboration and shared resources, they began to achieve profits they would never have achieved alone.
In the end, Marco and his fellow merchants succeeded, not because they had the most wealth or influence, but because they trusted each other and worked together. They proved that small players could thrive, even in a market dominated by powerful patricians.
Satoshi ends his journey here, enlightened by the lesson that even in a world where big players exist, trust and collaboration can ensure that the market remains free and open for everyone.
Venice and Trust in Decentralized Systems
Venice was a symbol of how decentralization could lead to prosperity. There was no need for kings or powerful rulers, but instead, trust and collaboration among merchants led to the creation of a wealthy city-state.
Venice demonstrated that when people collaborate and share resources, they can achieve greater success than in a hierarchical system with a single central ruler.
A Lesson from Venice for Today's World
Today, as we think about the world of Bitcoin and decentralized finance (DeFi), Venice reminds us that trust among individuals and collaboration are key to maintaining independence and freedom. Just as in Venice, where smaller merchants found strength in collaboration, we can also find ways to keep the crypto world decentralized, open, and fair.
Key
| Term | Explanation | |------|-------------| | Doge | The elected chief magistrate of Venice who served as a ceremonial head of state with limited power. | | Patrician | A member of the noble class in Venice, typically involved in trade and governance. | | Decentralized Finance (DeFi) | A financial system that does not rely on central financial intermediaries, instead using blockchain technology and smart contracts. |
originally posted at https://stacker.news/items/737232
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@ fa0165a0:03397073
2024-10-23 17:19:41Chef's notes
This recipe is for 48 buns. Total cooking time takes at least 90 minutes, but 60 minutes of that is letting the dough rest in between processing.
The baking is a simple three-step process. 1. Making the Wheat dough 2. Making and applying the filling 3. Garnishing and baking in the oven
When done: Enjoy during Fika!
PS;
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Can be frozen and thawed in microwave for later enjoyment as well.
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If you need unit conversion, this site may be of help: https://www.unitconverters.net/
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Traditionally we use something we call "Pearl sugar" which is optimal, but normal sugar or sprinkles is okay too. Pearl sugar (Pärlsocker) looks like this: https://search.brave.com/images?q=p%C3%A4rlsocker
Ingredients
- 150 g butter
- 5 dl milk
- 50 g baking yeast (normal or for sweet dough)
- 1/2 teaspoon salt
- 1-1 1/2 dl sugar
- (Optional) 2 teaspoons of crushed or grounded cardamom seeds.
- 1.4 liters of wheat flour
- Filling: 50-75 g butter, room temperature
- Filling: 1/2 - 1 dl sugar
- Filling: 1 teaspoons crushed or ground cardamom and 1 teaspoons ground cinnamon (or 2 teaspoons of cinnamon)
- Garnish: 1 egg, sugar or Almond Shavings
Directions
- Melt the butter/margarine in a saucepan.
- Pour in the milk and allow the mixture to warm reach body temperature (approx. + 37 ° C).
- Dissolve the yeast in a dough bowl with the help of the salt.
- Add the 37 ° C milk/butter mixture, sugar and if you choose to the optional cardamom. (I like this option!) and just over 2/3 of the flour.
- Work the dough shiny and smooth, about 4 minutes with a machine or 8 minutes by hand.
- Add if necessary. additional flour but save at least 1 dl for baking.
- Let the dough rise covered (by a kitchen towel), about 30 minutes.
- Work the dough into the bowl and then pick it up on a floured workbench. Knead the dough smoothly. Divide the dough into 2 parts. Roll out each piece into a rectangular cake.
- Stir together the ingredients for the filling and spread it.
- Roll up and cut each roll into 24 pieces.
- Place them in paper molds or directly on baking paper with the cut surface facing up. Let them rise covered with a baking sheet, about 30 minutes.
- Brush the buns with beaten egg and sprinkle your chosen topping.
- Bake in the middle of the oven at 250 ° C, 5-8 minutes.
- Allow to cool on a wire rack under a baking sheet.
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@ 57d1a264:69f1fee1
2024-10-23 16:11:26Welcome back to our weekly
JABBB
, Just Another Bitcoin Bubble Boom, a comics and meme contest crafted for you, creative stackers!If you'd like to learn more, check our welcome post here.
This week sticker:
Bitcoin Students Network
You can download the source file directly from the HereComesBitcoin website in SVG and PNG.
The task
Starting from this sticker, design a comic frame or a meme, add a message that perfectly captures the sentiment of the current most hilarious take on the Bitcoin space. You can contextualize it or not, it's up to you, you chose the message, the context and anything else that will help you submit your comic art masterpiece.
Are you a meme creator? There's space for you too: select the most similar shot from the gifts hosted on the Gif Station section and craft your best meme... Let's Jabbb!
If you enjoy designing and memeing, feel free to check our JABBB archive and create more to spread Bitcoin awareness to the moon.
Submit each proposal on the relative thread, bounties will be distributed next week together with the release of next JABBB contest.
₿ creative and have fun!
originally posted at https://stacker.news/items/736536
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@ 8d34bd24:414be32b
2024-10-23 15:30:53Check out earlier posts in God Makes Himself Known series:
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God Demonstrates His Power: Part 1 (Egypt)
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God Defends His Honor: Part 2 (Phillistines)
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The One True God: Part 3 (Who deserves worship)
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Jesus is God: Part 4 (Jews & Gentiles)
Throughout history, God has shown His power and glory at different times and different places and to different people, but never shown it to everyone at once. The time is coming when God will show His power, glory, and judgement to all mankind.
But we do not want you to be uninformed, brethren, about those who are asleep, so that you will not grieve as do the rest who have no hope. For if we believe that Jesus died and rose again, even so God will bring with Him those who have fallen asleep in Jesus. For this we say to you by the word of the Lord, that we who are alive and remain until the coming of the Lord, will not precede those who have fallen asleep. For the Lord Himself will descend from heaven with a shout, with the voice of the archangel and with the trumpet of God, and the dead in Christ will rise first. Then we who are alive and remain will be caught up together with them in the clouds to meet the Lord in the air, and so we shall always be with the Lord. (1 Thessalonians 4:13-17) {emphasis mine}
God’s first end times miracle will be the rapture of the church. All true believers (dead & alive) will be taken out of this world, given new, perfect, eternal bodies, and join Jesus in paradise. The world will see these Christians disappear. They will be there one moment and gone the next.
I always thought it strange, that after the Bible’s prophecies of the church being raptured, that most people would not believe God had removed His followers. I think something (maybe fallen angels pretending to be aliens who have rescued mankind) will make people not get panicked about millions of Christians all disappearing in an instant. Maybe it will be solely based on people’s hard hearts and their unwillingness to consider an unpleasant thought (that they were left behind), but life will go on.
The Bible makes it sound like there will be a short time of disarray, but then a man will come who make peace for a time (the Anti-Christ). After 3.5 years, things will get worse than they have ever been in the history of mankind.
The 7 Seals
In the end times, the world will experience unfathomably hard times. At first everything that happens will be things that have happened before, just worse. In Revelation 6, we see each of the 7 seals opened:
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White Horse = Conquering
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Red Horse = Takes away peace so men slay one another
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Black Horse = Famine
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Pale (Ashen) Horse = A quarter of the earth killed by war, famine, pestilence, and animals.
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Those who trust in Jesus are martyred.
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Awesome, terrifying natural disasters:\ — A great earthquake,\ — the sun becomes black,
— the moon becomes like blood,\ — the stars fall to earth,\ — the sky is split like a scroll,\ — every mountain & island moved out of its place,\ — everyone from kings to slaves hide in fear due to the wrath of the Lord.
The 7 Trumpets
The opening of the 7th Seal leads to the 7 trumpets which are more terrifying than the first 6 seals and in faster succession. These miraculous signs of God’s wrath are beyond anything mankind has ever experienced and to a degree never experienced. First there is a half hour of silence and reprieve before the sounding of the trumpets in Revelation 8 & 9:
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Hail & fire, mixed with blood, fall to earth and “a third of the earth was burned up, and a third of the trees were burned up, and all the green grass was burned up.” This burning will likely destroy crops and kill livestock causing famine.
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“something like a great mountain burning with fire [asteroid?] was thrown into the sea; and a third of the sea became blood, and a third of the creatures which were in the sea and had life, died; and a third of the ships were destroyed.” A mountain sized asteroid would cause terrible tsunamis. The death of a third of the sea creatures will cause worse famine. The destruction of a third of the ships will cause a disruption in international trade leading to shortages and prices skyrocketing.
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“a great star [comet?] fell from heaven, burning like a torch, and it fell on a third of the rivers and on the springs of waters.” A third of the waters of earth are poisoned. If you don’t have clean water, you die. People will be dying of thirst and of drinking the poisoned waters out of desperation.
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“a third of the sun and a third of the moon and a third of the stars were struck, so that a third of them would be darkened.” The world will experience fearful darkness. Sinful man hid their evil deeds under the cover of darkness and will now experience darkness that they don’t want.
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A “star from heaven” (most likely a fallen angel) falls to earth with the key to the bottomless pit and “smoke went up out of the pit, like the smoke of a great furnace; and the sun and the air were darkened by the smoke of the pit. Then out of the smoke came locusts [fallen angels that procreated with women: see Genesis 6] upon the earth.” These “locusts” will torment those who reject God and are forbidden from harming the remaining plants. The torment will last 5 months and will be so bad that people will desperately want to die.
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Four angels will “kill a third of mankind.” Death comes through an army of 200 million that kills with “fire and smoke and brimstone” that comes out of their mouths. The fourth seal resulted in the death of a quarter of mankind. The sixth trumpet will then lead to an additional third of mankind dying.
The 2 Witnesses
God’s wrath will be unimaginably bad, but God still cares and he sends two witnesses to witness to the world to make sure that every person on earth has the opportunity to repent and turn to God. Many will, but many more will reject God despite His miraculous judgements upon them.
And I will grant authority to my two witnesses, and they will prophesy for twelve hundred and sixty days, clothed in sackcloth.” These are the two olive trees and the two lampstands that stand before the Lord of the earth. And if anyone wants to harm them, fire flows out of their mouth and devours their enemies; so if anyone wants to harm them, he must be killed in this way. These have the power to shut up the sky, so that rain will not fall during the days of their prophesying; and they have power over the waters to turn them into blood, and to strike the earth with every plague, as often as they desire. (Revelation 11:3-6) {emphasis mine}
God’s two witnesses will:
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Prophecy
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Shoot flames out of their mouths to devour those who want to harm them
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Stop the rain as judgement
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Turn water into blood
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Strike the earth with every plague
After 1260 days, God will allow:
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The beast to kill them
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Their bodies lie in the streets watched by the world as the world celebrates
But after 3.5 days, the witnesses will be raised from the dead in the view of every person on earth and be raised in the air up to heaven. God’s unmistakable power will be demonstrated in a way that there will not be any excuse for any person to reject Him as God and Creator.
And in that hour there was a great earthquake, and a tenth of the city fell; seven thousand people were killed in the earthquake, and the rest were terrified and gave glory to the God of heaven. (Revelation 11:13)
At this point the unholy trinity (Satan always copies God because he can’t create anything himself) will rule the world and will begin to seriously persecute all those who have believed in Jesus and trusted Him as savior.
Amazingly, after all that God has demonstrated, the majority of people will worship the Anti-Christ rather than their creator who is the one, true God.
Additional Witnesses
As if the two witnesses that are seen by every person on earth is not enough, God sends other witnesses. He makes sure that every person truly knows who He is, what everyone is expected to do, and the consequences of refusing.
First God marks 144,000 Jews, 12,000 from every tribe, to be witnesses throughout the world. Then God sends an angel up in the sky to witness:
And I saw another angel flying in midheaven, having an eternal gospel to preach to those who live on the earth, and to every nation and tribe and tongue and people; and he said with a loud voice, “Fear God, and give Him glory, because the hour of His judgment has come; worship Him who made the heaven and the earth and sea and springs of waters.” (Revelation 14:6-7)
He sends a second angel to warn that Babylon the Great has fallen. He then sends a third angel to give warning to people against following the Beast (Anti-Christ) or receiving his mark.
“If anyone worships the beast and his image, and receives a mark on his forehead or on his hand, he also will drink of the wine of the wrath of God, which is mixed in full strength in the cup of His anger; and he will be tormented with fire and brimstone in the presence of the holy angels and in the presence of the Lamb. And the smoke of their torment goes up forever and ever; they have no rest day and night, those who worship the beast and his image, and whoever receives the mark of his name.” (Revelation 14:9b-11) {emphasis mine}
Most of those who believe and are saved during the seven year tribulation will be martyred, but they are promised “rest from their labors” and that “their deeds follow with them”:
… “Blessed are the dead who die in the Lord from now on!’ ” “Yes,” says the Spirit, “so that they may rest from their labors, for their deeds follow with them.” (Revelation 14:13b)
The 7 Bowls
The final miracles that show the wrath of God against those who refuse to trust in Him come in the 7 bowls (or vials). These are poured out in very rapid succession, probably hours or a few days.
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“… a loathsome and malignant sore on the people who had the mark of the beast and who worshiped his image.” (Revelation 16:2b)
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“the sea … became blood like that of a dead man; and every living thing in the sea died.” (Revelation 16:3b) Notice that this blood isn’t like the other instances where it is like fresh blood. This blood is “like that of a dead man.” Every creature in the sea died, and I’m sure caused a rotting, putrid mess that smelled of death.
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“… rivers and the springs of waters … became blood.” (Revelation 16:4b) God gave those who had murdered the prophets blood as the only thing they could drink, as a just punishment.
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“… the sun … was given to it to scorch men with fire.” (Revelation 16:8b)
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“… his *[the beast’s*] kingdom became darkened; and they gnawed their tongues because of pain.” (Revelation 16:10b) [clarification mine]
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“… the Euphrates … water was dried up, so that the way would be prepared for the kings from the east.” (Revelation 16:12b)
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“… a loud voice came out of the temple from the throne, saying, “It is done.” (Revelation 16:17b) and “… there was a great earthquake, such as there had not been since man came to be upon the earth …” (Revelation 16:18b) “And every island fled away, and the mountains were not found. And huge hailstones, about one hundred pounds each, came down from heaven upon men. …” (Revelation 16:20-21a)
More than half of the population of earth will be killed during the tribulation. Some will repent and turn to God, but then pay with their lives. Others will willfully disobey and reject God and refuse to submit to Him despite knowing who He is and why He should be worshipped. God will have shared His mercy and then His wrath in order to turn people back to Him, but too many will be hard hearted and reject Him. They will be guilty and every punishment they receive will be well deserved. Justice will ultimately be served.
The 4 Hallelujahs
Right before the end the whole earth will hear the voice of a great multitude in heaven saying:
“Hallelujah! Salvation and glory and power belong to our God; because His judgments are true and righteous; for He has judged the great harlot who was corrupting the earth with her immorality, and He has avenged the blood of His bond-servants on her.” And a second time they said, “Hallelujah! Her smoke rises up forever and ever.” And the twenty-four elders and the four living creatures fell down and worshiped God who sits on the throne saying, “Amen. Hallelujah!” And a voice came from the throne, saying, “Give praise to our God, all you His bond-servants, you who fear Him, the small and the great.” Then I heard something like the voice of a great multitude and like the sound of many waters and like the sound of mighty peals of thunder, saying, “Hallelujah! For the Lord our God, the Almighty, reigns. (Revelation 19:4-6) {emphasis mine}
The 2nd Coming of Jesus
Last of all is the greatest moment in all of history when Jesus returns to earth as Lord and King to claim His own and to judge those who rejected Him and lived evil lives.
And I saw heaven opened, and behold, a white horse, and He who sat on it is called Faithful and True, and in righteousness He judges and wages war. His eyes are a flame of fire, and on His head are many diadems; and He has a name written on Him which no one knows except Himself. He is clothed with a robe dipped in blood, and His name is called The Word of God. (Revelation19:11-13)
The most magnificent man who ever lived, the eternal, creator God comes down from heaven in the sight of all with all of His followers behind Him dressed in white, but all those, both man and angel, who refused to worship Him and submit to Him decide to line up for battle against Him. They somehow think they have a chance against the very one who upholds their life with the power of His mind. All of the men who took the mark of the beast will line up for battle against their creator.
The Millennium
Of course these rebels have no chance. The beast and false prophet are thrown into the lake of fire. The rest are destroyed by the sword in the mouth of Jesus while His followers watch, never having to lift a hand or dirty their white attire. Satan is bound for a thousand years and Jesus reigns over all of the earth for a thousand years on earth fulfilling the promises to Abraham, Isaac, Jacob, Moses, Joshua, David, and everyone else in the Bible. There will be a thousand years without the evil influences of Satan and his fallen angels. What a wonderful time that will be, but sadly, not all will fully submit to the perfect, sinless, creator God and one more moment of glory will be shown before the earth is burned with fire.
Judgement Throne of God
At the end of 1,000 years, there will be one more rebellion when Satan is released.
I used to think it strange that God would allow Satan to be released again to mislead, but I think it is a test to expose those who are not really trusting in Jesus. During the millennial reign, there will not be much outright sin, but not all will follow with all their heart, mind, soul, and strength. Many will be going through the motions. They will be going along to stay out of trouble, but not because their hearts are following Jesus. When temptation comes along, many will turn away from God again into judgment. Satan will gather people from all the nations to surround the saints, but God will send fire down from heaven to devour all of the rebels
And the devil who deceived them was thrown into the lake of fire and brimstone, where the beast and the false prophet are also; and they will be tormented day and night forever and ever. (Revelation 20:10)
Great White Throne Judgement
In the end, everyone that rejected Jesus will have their lives judged at the Great White Throne.
And I saw the dead, the great and the small, standing before the throne, and books were opened; and another book was opened, which is the book of life; and the dead were judged from the things which were written in the books, according to their deeds. (Revelation 20:12)
We are all sinners and do not want to be given what we deserve. We want God’s grace. Those who had trusted Jesus before the tribulation were judged by Jesus to determine their rewards. Those who rejected Jesus will be judged at the Great White Throne Judgement and will experience the just wrath of our holy, creator God. I hope you will be one of those who trust Jesus, otherwise you will receive your just punishment:
And if anyone’s name was not found written in the book of life, he was thrown into the lake of fire. (Revelation 20:15)
By the end every person who has ever lived on earth will know who God is and will understand how much they have failed Him. Every knee will bow — whether in awe or in terror.
God made Himself known through His creation. God made Himself known through His blessings. God made Himself known by coming to earth to die for mankind to take away our sins. God made Himself known through His written word. God made Himself known through His wrath. Nobody can reject Him and claim they did not know.
Trust Jesus.\ \ your sister in Christ,
Christy
Bible verses are NASB (New American Standard Bible) 1995 edition unless otherwise stated
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@ a012dc82:6458a70d
2024-10-23 15:23:26Table Of Content
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The Origins of the Debate
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The Rise of Bitcoin
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HODLing: A Strategy to Weather the Storm
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The Skepticism of Peter Schiff
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The Bitcoin Community's Response
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Conclusion
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FAQ
In the world of finance, few debates have garnered as much attention as the showdown between Peter Schiff and Bitcoin. As an outspoken critic of the cryptocurrency, Peter Schiff, a well-known economist, has long been skeptical of its value and viability. However, as the Bitcoin market experienced unprecedented growth and adoption, the concept of "HODLing" emerged victorious. This article delves into the clash between Schiff and Bitcoin, exploring the reasons behind their differing views and ultimately highlighting how the strategy of HODLing prevailed.
The Origins of the Debate
It all began when Bitcoin, the first decentralized cryptocurrency, was introduced to the world in 2009. While many were intrigued by the concept of digital currency, Schiff expressed skepticism and voiced his concerns regarding its lack of intrinsic value. Schiff, a proponent of traditional investments like gold, believed that Bitcoin's meteoric rise was nothing more than a speculative bubble waiting to burst. This clash of ideologies set the stage for an ongoing battle between Schiff and Bitcoin enthusiasts.
The Rise of Bitcoin
Despite Schiff's reservations, Bitcoin steadily gained traction and captured the imagination of investors worldwide. Its decentralized nature, limited supply, and potential as a store of value attracted a growing number of individuals looking to diversify their portfolios. Bitcoin's disruptive technology and its ability to facilitate fast and secure transactions also played a significant role in its ascent.
HODLing: A Strategy to Weather the Storm
As Bitcoin's price exhibited volatility, a strategy emerged among its proponents: HODLing. This term, originating from a misspelling of "hold" in a Bitcoin forum post, refers to the practice of holding onto Bitcoin for the long term, irrespective of short-term market fluctuations. HODLers believed that Bitcoin's underlying technology and its potential to revolutionize the financial industry made it a worthwhile investment, regardless of temporary setbacks.
The Skepticism of Peter Schiff
While Bitcoin continued to surge in popularity, Peter Schiff remained steadfast in his skepticism. He argued that Bitcoin's lack of intrinsic value made it a speculative asset rather than a legitimate currency or store of wealth. Schiff often compared Bitcoin to gold, highlighting the tangible and historical significance of the precious metal. He warned investors of the potential risks associated with Bitcoin, emphasizing the possibility of a catastrophic collapse.
The Bitcoin Community's Response
Bitcoin enthusiasts fervently defended their chosen asset against Schiff's criticism. They pointed out that while Bitcoin may not possess intrinsic value like gold, its value is derived from its decentralized network, scarcity, and the trust placed in its underlying technology. They highlighted the benefits of Bitcoin's borderless transactions, low fees, and the potential for financial inclusion. The community also stressed that Bitcoin's volatility was merely a temporary characteristic during its early stages of adoption.
Conclusion
In the ultimate showdown between Peter Schiff and Bitcoin, the concept of HODLing emerged victorious. Despite Schiff's skepticism, Bitcoin's decentralized nature, technological innovation, and growing adoption propelled it forward. The strategy of HODLing, fueled by the belief in Bitcoin's long-term potential, allowed investors to weather the storm of market volatility. As the world continues to embrace digital currencies and explore the possibilities they offer, the clash between traditionalists and innovators will persist. The story of Peter Schiff vs Bitcoin serves as a testament to the ever-evolving landscape of finance.
FAQ
Is Bitcoin a reliable investment in the long term? Bitcoin's reliability as an investment depends on one's risk tolerance and long-term perspective. While it has exhibited significant growth, its volatility and regulatory uncertainties make it a speculative asset that carries inherent risks.
Can Bitcoin replace traditional forms of currency? Bitcoin's potential to replace traditional forms of currency is still highly debated. While it offers certain advantages, such as faster and cheaper cross-border transactions, widespread adoption and regulatory clarity would be necessary for it to become a mainstream currency.
How does HODLing differ from traditional investing? HODLing differs from traditional investing as it involves holding onto an asset for the long term, regardless of short-term market fluctuations. Traditional investing often involves active management, buying and selling based on market trends and analysis.
That's all for today
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@ 4ba8e86d:89d32de4
2024-10-23 15:19:11Para ajudar a contornar a censura da Internet em locais onde o acesso ao Tor é bloqueado. Ele é uma espécie de ponte do Tor que permite que os usuários se conectem à rede Tor por meio de um sistema distribuído de voluntários.
A história do Snowflake começou em 2019, quando o Tor Project percebeu que muitas pessoas em locais com restrições de acesso à Internet estavam recorrendo a soluções de VPN e proxies para contornar a censura. No entanto, muitas dessas soluções eram bloqueadas pelas autoridades governamentais, o que criou a necessidade de encontrar novas maneiras de contornar a censura. Foi aí que surgiu a ideia do Snowflake, que foi lançado como uma solução para ajudar a aumentar a capacidade do Tor de contornar a censura da Internet em todo o mundo.
O Snowflake funciona por meio de um sistema distribuído de voluntários que oferecem seus proxies para ajudar a contornar a censura. Quando um usuário se conecta ao Snowflake, seu tráfego é roteado por meio de um conjunto de proxies voluntários que se oferecem para ajudar a contornar a censura. Esses proxies são distribuídos em todo o mundo, o que ajuda a garantir que haja sempre uma opção disponível para os usuários que desejam acessar a Internet livremente.
O Snowflake resolve o problema de acesso à Internet em locais onde o acesso ao Tor é bloqueado. Ele permite que os usuários contornem a censura e a vigilância da Internet, acessando sites e aplicativos que seriam bloqueados em suas regiões. Com o Snowflake, os usuários podem navegar na Internet com mais privacidade e segurança, evitando serem detectados pelos censores da Internet.
"A privacidade é necessária para uma sociedade aberta na era eletrônica. Privacidade não é sigilo. Uma sociedade livre requer privacidade na comunicação, bem como privacidade na busca e na associação." - Eric Hughes
https://snowflake.torproject.org/
https://youtu.be/ZC6GXRJOWmo
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@ 4ba8e86d:89d32de4
2024-10-23 13:28:09Ele possibilita o compartilhamento seguro de arquivos e mensagens entre dispositivos próximos em uma rede Wi-Fi local, sem a necessidade de uma conexão com a Internet.
O LocalSend é um aplicativo de plataforma cruzada que utiliza uma API REST e criptografia HTTPS para garantir a segurança da comunicação. Diferentemente de outros aplicativos de mensagens que dependem de servidores externos, o LocalSend não requer acesso à Internet ou servidores de terceiros.
Para assegurar a máxima segurança, o LocalSend utiliza um protocolo de comunicação seguro em que todos os dados são enviados por HTTPS, e um certificado TLS/SSL é gerado instantaneamente em cada dispositivo durante a comunicação.
https://f-droid.org/pt_BR/packages/org.localsend.localsend_app/
https://github.com/localsend/localsend
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@ 9e69e420:d12360c2
2024-10-23 13:05:29Former Democratic Representative Tulsi Gabbard has officially joined the Republican Party, announcing her decision at a Donald Trump rally in North Carolina. As one of the few voices of reason within the Democratic Party, Gabbard's departure marks the end of her journey from Democratic presidential candidate to Republican Party member[1]. Her transition began with her exit from the Democratic Party in 2022, when she accurately called it an "elitist cabal of warmongers"[3].
Throughout her congressional career, Gabbard demonstrated a consistent anti-interventionist stance and a strong defense of civil liberties. She was an original member of the bi-partisan 4th Amendment Caucus, fighting against warrantless searches and championing privacy rights in the digital age[4]. Her principled opposition to the surveillance state and bulk data collection set her apart from the establishment of both major parties.
While some may view her political evolution as opportunistic, Gabbard's core positions on foreign policy have remained remarkably consistent. She has maintained her opposition to unnecessary foreign interventions and has been vocal about the risks of nuclear war[2]. Her criticism of the military-industrial complex and her calls for the Democratic party to renounce the influence of military contractors and corporate lobbyists demonstrate a commitment to principles over party loyalty[4]. Though her recent alignment with Trump may raise eyebrows, her consistent advocacy for peace and opposition to the warfare state make her a unique figure in American politics[1].
Sauce: [1] Tulsi Gabbard's Political Evolution | TIME https://time.com/7096376/tulsi-gabbard-democrat-republican-political-evolution-history-trump/ [2] Tulsi Gabbard wants to serve under Trump, but do their policies align? https://www.usatoday.com/story/news/politics/elections/2024/06/19/tulsi-gabbard-trump-vp-secretary-policy/73968445007/ [3] Tulsi Gabbard announces she is leaving Democratic Party https://abcnews.go.com/Politics/tulsi-gabbard-announces-leaving-democratic-party/story?id=91326164%2F [4] Political positions of Tulsi Gabbard - Wikipedia https://en.wikipedia.org/wiki/Political_positions_of_Tulsi_Gabbard [5] Tulsi Gabbard Turning Republican Is 'Surprise' to Donald Trump https://www.newsweek.com/tulsi-gabbard-donald-trump-republican-party-1973340
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@ 4ba8e86d:89d32de4
2024-10-23 12:46:23Desenvolvido pelo Tor Project, o OnionShare é um projeto de código aberto que visa proteger a privacidade dos usuários durante o compartilhamento de arquivos.
Criado em 2014 por Micah Lee, um desenvolvedor de software e ativista de privacidade, o OnionShare surgiu como uma solução para compartilhamento seguro e anônimo de arquivos pela rede Tor. O OnionShare faz parte do desenvolvimento contínuo do Tor Project, a mesma equipe responsável pelo navegador Tor. Micah Lee reconheceu a necessidade de uma solução que respeitasse os princípios e valores da rede Tor, fornecendo privacidade aos usuários. O OnionShare utiliza serviços ocultos do Tor para criar servidores web temporários com endereços .onion exclusivos, permitindo que os arquivos compartilhados sejam acessados apenas pela rede Tor. Desde o seu lançamento, o OnionShare tem sido aprimorado e atualizado pela comunidade de desenvolvedores do Tor Project, garantindo a compatibilidade contínua com os princípios e protocolos da rede Tor. A ferramenta tornou-se amplamente reconhecida como uma opção confiável para compartilhamento de arquivos com privacidade e segurança, sendo usada por jornalistas, ativistas e pessoas preocupadas com a privacidade em todo o mundo.
Como funciona o OnionShare:
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Geração do endereço .onion: Ao iniciar o OnionShare, a ferramenta gera um endereço .onion exclusivo para o compartilhamento dos arquivos. Esse endereço é composto por uma sequência de caracteres aleatórios que serve como identificador único para os arquivos compartilhados.
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Configuração do servidor web temporário: O OnionShare cria um servidor web temporário no dispositivo do usuário, permitindo que os arquivos sejam acessados por meio desse servidor. O servidor web temporário está vinculado ao endereço .onion gerado.
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Compartilhamento do endereço .onion: O usuário pode compartilhar o endereço .onion gerado com as pessoas que desejam acessar os arquivos compartilhados. Isso pode ser feito por meio de mensagens, e-mails ou qualquer outro canal de comunicação.
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Acesso aos arquivos compartilhados: As pessoas que receberem o endereço .onion podem usar o navegador Tor para se conectar à rede Tor. Ao inserir o endereço .onion em seu navegador Tor, elas serão direcionadas ao servidor web temporário do OnionShare.
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Download dos arquivos: Uma vez que a pessoa tenha acesso ao servidor web temporário por meio do endereço .onion, ela poderá visualizar e baixar os arquivos compartilhados. O OnionShare permite que os arquivos sejam transferidos diretamente do dispositivo do remetente para o dispositivo do destinatário, garantindo a privacidade e a segurança dos dados durante a transferência.
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Encerramento do compartilhamento: O OnionShare permite definir uma duração específica para o compartilhamento dos arquivos. Após o período especificado, o servidor web temporário é desativado e os arquivos não estarão mais disponíveis para download.
É importante destacar que o OnionShare utiliza a rede Tor para criptografar as comunicações e garantir a privacidade dos usuários. Ele fornece uma camada adicional de segurança, permitindo que os arquivos sejam compartilhados diretamente entre os dispositivos dos usuários, sem a necessidade de intermediários ou serviços de armazenamento em nuvem.
O OnionShare resolve diversos problemas relacionados ao compartilhamento de arquivos, fornecendo uma solução segura e anônima.
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Privacidade: Ao utilizar o OnionShare, os usuários podem compartilhar arquivos de forma privada e segura. A criptografia e a tecnologia da rede Tor garantem que apenas as pessoas com o endereço .onion específico possam acessar os arquivos compartilhados, mantendo a privacidade dos dados.
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Anonimato: O OnionShare utiliza a rede Tor, que ajuda a ocultar a identidade dos usuários e a proteger sua localização. Isso permite que os usuários compartilhem arquivos anonimamente, sem revelar sua identidade ou localização geográfica aos destinatários.
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Segurança dos dados: O OnionShare oferece uma forma segura de compartilhar arquivos, evitando a interceptação e a violação dos dados durante a transferência. A criptografia ponto a ponto e a natureza temporária do servidor web garantem que apenas os destinatários pretendidos tenham acesso aos arquivos compartilhados.
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Contornar a censura e a vigilância: Através do uso da rede Tor, o OnionShare permite contornar a censura e a vigilância online. A criptografia e a rota de tráfego do Tor ajudam a evitar que terceiros, como governos ou provedores de serviços de internet, monitorem ou restrinjam o acesso aos arquivos compartilhados.
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Eliminação de intermediários: Com o OnionShare, os arquivos são transferidos diretamente entre os dispositivos do remetente e do destinatário, sem a necessidade de intermediários ou serviços de armazenamento em nuvem. Isso reduz o risco de violações de privacidade ou acessos não autorizados aos arquivos compartilhados.
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Facilidade de uso: O OnionShare foi projetado para ser uma ferramenta fácil de usar, mesmo para usuários não técnicos. Com uma interface simples, os usuários podem gerar endereços .onion e compartilhar os arquivos de forma conveniente, sem a necessidade de conhecimentos avançados de tecnologia.
O OnionShare resolve problemas relacionados à privacidade, anonimato, segurança dos dados e censura, oferecendo uma maneira confiável e acessível de compartilhar arquivos de forma segura e anônima pela rede Tor. É uma solução simples e eficaz para proteger a privacidade dos usuários durante as transferências de arquivos.
https://onionshare.org/
https://github.com/onionshare/onionshare
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@ 42342239:1d80db24
2024-10-23 12:28:41TL;DR: The mathematics of trust says that news reporting will fall flat when the population becomes suspicious of the media. Which is now the case for growing subgroups in the U.S. as well as in Sweden.
A recent wedding celebration for Sweden Democrats leader Jimmie Åkesson resulted in controversy, as one of the guests in attendance was reportedly linked to organized crime. Following this “wedding scandal”, a columnist noted that the party’s voters had not been significantly affected. Instead of a decrease in trust - which one might have expected - 10% of them stated that their confidence in the party had actually increased. “Over the years, the Sweden Democrats have surprisingly emerged unscathed from their numerous scandals,” she wrote. But is this really so surprising?
In mathematics, a probability is expressed as the likelihood of something occurring given one or more conditions. For example, one can express a probability as “the likelihood that a certain stock will rise in price, given that the company has presented a positive quarterly report.” In this case, the company’s quarterly report is the basis for the assessment. If we add more information, such as the company’s strong market position and a large order from an important customer, the probability increases further. The more information we have to go on, the more precise we can be in our assessment.
From this perspective, the Sweden Democrats’ “numerous scandals” should lead to a more negative assessment of the party. But this perspective omits something important.
A couple of years ago, the term “gaslighting” was chosen as the word of the year in the US. The term comes from a 1944 film of the same name and refers to a type of psychological manipulation, as applied to the lovely Ingrid Bergman. Today, the term is used in politics, for example, when a large group of people is misled to achieve political goals. The techniques used can be very effective but have a limitation. When the target becomes aware of what is happening, everything changes. Then the target becomes vigilant and views all new information with great suspicion.
The Sweden Democrats’ “numerous scandals” should lead to a more negative assessment of the party. But if SD voters to a greater extent than others believe that the source of the information is unreliable, for example, by omitting information or adding unnecessary information, the conclusion is different. The Swedish SOM survey shows that these voters have lower trust in journalists and also lower confidence in the objectivity of the news. Like a victim of gaslighting, they view negative reporting with suspicion. The arguments can no longer get through. A kind of immunity has developed.
In the US, trust in the media is at an all-time low. So when American media writes that “Trump speaks like Hitler, Stalin, and Mussolini,” that his idea of deporting illegal immigrants would cost hundreds of billions of dollars, or gets worked up over his soda consumption, the consequence is likely to be similar to here at home.
The mathematics of trust says that reporting will fall flat when the population becomes suspicious of the media. Or as the Swedish columnist put it: like water off a duck’s back.
Cover image: Ingrid Bergman 1946. RKO Radio Pictures - eBay, Public Domain, Wikimedia Commons
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@ 41ed0635:762415fc
2024-10-23 12:17:11O Que é um RAM Disk?
Um RAM Disk é uma área de armazenamento criada na memória RAM do sistema, tratada pelo sistema operacional como um dispositivo de armazenamento físico, similar a um disco rígido ou SSD. Sua característica principal é ser baseado em memória volátil, o que significa que os dados armazenados são perdidos quando o sistema é desligado ou reiniciado. Essa tecnologia oferece uma alternativa de armazenamento temporário extremamente rápida, ideal para situações que exigem acesso veloz a dados, mas sem a necessidade de persistência a longo prazo.
Vantagens e Desvantagens do RAM Disk
Vantagens - Velocidade Superior: Acesso muito mais rápido comparado a dispositivos de armazenamento baseados em NAND flash ou SSDs tradicionais. - Latência Mínima: Redução significativa na latência de leitura/escrita. - Isolamento de Dados Temporários: Ideal para armazenar dados temporários que não precisam de persistência após o desligamento.
Desvantagens - Volatilidade: Perda de dados em caso de desligamento ou falha de energia. - Consumo de Memória: Utiliza a RAM do sistema, que é um recurso limitado.
Consumo de Memória e Soluções Alternativas
Uma abordagem inovadora para lidar com o consumo de memória do sistema é a implementação de um SSD SATA em FPGA utilizando LiteSATA e LiteDRAM como backend de memória. Este método requer a seleção de uma placa FPGA apropriada com recursos necessários, incluindo transceptores capazes de operar na velocidade SATA desejada e memória DRAM compatível. O processo envolve a configuração do LiteDRAM e LiteSATA, implementação de lógica de controle, integração dos componentes, compilação e síntese do design, e programação do FPGA. Esta solução oferece uma alternativa flexível e personalizável para o armazenamento de alta velocidade.
1. Seleção da Placa FPGA
Escolha uma placa com transceptores adequados e memória DRAM compatível.
2. Configuração do LiteDRAM e LiteSATA
Instancie e configure os núcleos LiteDRAM e LiteSATA no design FPGA.
3. Implementação da Lógica de Controle
Desenvolva um controlador para interfacear LiteSATA com LiteDRAM.
4. Programação e Teste
Compile, sintetize e programe o FPGA, seguido por testes e otimizações.
Configuração do LiteDRAM
1. Instanciação
No seu design, instancie o núcleo LiteDRAM.
2. Configuração
Configure o LiteDRAM para corresponder ao tipo e à configuração da memória DRAM na sua placa (por exemplo, DDR3, DDR4).
3. Parâmetros
Defina parâmetros como frequência de operação, largura de banda e latências.
Configuração do LiteSATA
Instanciação
Comece por instanciar o núcleo LiteSATA no seu design FPGA.
PHY SATA
Em seguida, configure o PHY SATA de acordo com o hardware da sua placa FPGA, incluindo a taxa de transferência desejada. Por exemplo, para uma conexão SATA 3.0, a taxa de transferência será de 6 Gbps.
Mapeamento de Pinos
Por fim, certifique-se de que os pinos do FPGA estão corretamente mapeados para os conectores SATA.
Desenvolvimento do Controlador com Máquina de Estados Finitos
O desenvolvimento de um controlador que interfaceia o LiteSATA com o LiteDRAM utilizando uma Máquina de Estados Finitos (FSM) é crucial para gerenciar a comunicação entre o protocolo SATA e a memória DRAM. Este controlador é responsável por receber e interpretar comandos SATA, gerenciar operações de leitura/escrita na DRAM, e sincronizar dados entre os sistemas. A FSM é composta por vários estados, cada um representando uma etapa específica do processamento. A transição entre estados é baseada em eventos ou condições, como a recepção de um novo comando ou a conclusão de uma operação de leitura/escrita.
Objetivo do Controlador
Gerenciar comunicação entre SATA e DRAM, traduzindo comandos e garantindo integridade dos dados.
Estrutura da FSM
Estados representam etapas do processamento, com transições baseadas em eventos ou condições.
Implementação
Desenvolvimento de lógica para cada estado, garantindo fluxo correto de operações e tratamento de erros.
Estados da Máquina de Estados Finitos
A Máquina de Estados Finitos (FSM) do controlador é composta por vários estados essenciais. O estado IDLE é o ponto inicial, aguardando comandos. O COMMAND_DECODE decodifica os comandos recebidos. READ_SETUP e WRITE_SETUP preparam as operações de leitura e escrita, respectivamente. READ_EXECUTE e WRITE_EXECUTE realizam as operações de leitura e escrita na DRAM. O STATUS_UPDATE atualiza o status da operação e informa o host. O ERROR_HANDLE lida com erros ocorridos durante as operações. Cada estado tem ações específicas e critérios de transição para outros estados, garantindo um fluxo de operação eficiente e confiável.
- IDLE: Aguarda comandos, transição para COMMAND_DECODE ao receber novo comando.
- COMMAND_DECODE: Decodifica o comando recebido e prepara parâmetros.
- READ/WRITE_SETUP: Configura operações de leitura ou escrita na DRAM.
- READ/WRITE_EXECUTE: Executa operações de leitura ou escrita na DRAM.
- STATUS_UPDATE: Atualiza o status da operação e informa o host.
Comparação entre RAM Disk e SSD SATA em FPGA
RAM Disk e SSD SATA em FPGA com LiteSATA e LiteDRAM compartilham semelhanças em termos de velocidade superior e uso de memória volátil. Ambos oferecem velocidades de leitura/escrita superiores aos dispositivos de armazenamento convencionais. No entanto, diferem significativamente em sua implementação de hardware e flexibilidade. O RAM Disk é uma solução puramente de software que utiliza a RAM interna do sistema, enquanto o SSD em FPGA envolve hardware personalizado conectado a DRAM externa. A escalabilidade e flexibilidade também diferem, com o SSD em FPGA oferecendo maior potencial de expansão.
Característica | RAM Disk | SSD SATA em FPGA --- | --- | --- Implementação | Software | Hardware personalizado Escalabilidade | Limitada pela RAM do sistema | Expansível com módulos DRAM Flexibilidade | Baixa | Alta (ajustável via FPGA) Persistência | Volátil | Volátil (com opções de backup)
Integração com a Partição de Swap no Linux
A integração de um SSD SATA em FPGA com a partição de swap no Linux pode acelerar significativamente o desempenho do sistema. O Linux utiliza o swap como uma extensão da memória RAM, e um swap mais rápido permite que o sistema mova páginas de memória para o swap e as recupere mais rapidamente, aumentando efetivamente o desempenho percebido da RAM. Essa integração resulta em redução do tempo de espera para processos que requerem acesso a dados no swap, melhorando a eficiência geral do sistema. Em aplicações de alto desempenho, como bancos de dados, máquinas virtuais ou processamento de big data, um swap rápido pode evitar gargalos quando a memória física está esgotada.
1. Melhor Gestão de Memória
Movimento mais rápido de páginas entre RAM e swap, aumentando o desempenho percebido da memória.
2. Redução de Tempo de Espera
Processos acessam dados no swap mais rapidamente, melhorando a responsividade do sistema.
3. Melhoria em Aplicações de Alto Desempenho
Evita gargalos em workloads que exigem muita memória, como bancos de dados e processamento de big data.
Benefícios e Desvantagens da Integração
A integração de um SSD SATA em FPGA com LiteSATA e LiteDRAM como partição de swap no Linux oferece diversos benefícios. A latência reduzida e as altas taxas de transferência aceleram operações de leitura e escrita no swap. A ausência de desgaste por escrita na DRAM aumenta a longevidade do dispositivo. A capacidade pode ser expandida adicionando mais módulos DRAM, e atualizações são facilitadas via firmware. Contudo, existem desvantagens a considerar. A implementação requer hardware adicional (FPGA e DRAM externa), o que pode resultar em um custo mais elevado comparado a soluções de RAM Disk convencionais. A complexidade da implementação também pode ser um fator limitante para alguns usuários.
Benefícios - Latência reduzida - Altas taxas de transferência - Ausência de desgaste por escrita - Capacidade expansível - Atualizações facilitadas
Desvantagens - Necessidade de hardware adicional - Potencial custo mais elevado - Complexidade de implementação
Considerações Finais e Recursos
Compatibilidade de Protocolos
Garanta que o seu design esteja em conformidade com as especificações SATA para evitar problemas de compatibilidade.
Limitações de Hardware
Esteja ciente das limitações do seu FPGA, como recursos lógicos disponíveis e capacidades dos transceptores.
Segurança dos Dados
Considere implementar recursos de correção de erros ou proteção de dados se necessário.
Recursos Úteis: - Repositório do LiteSATA: https://github.com/enjoy-digital/litesata - Repositório do LiteDRAM: https://github.com/enjoy-digital/litedram - Documentação do LiteX: https://github.com/enjoy-digital/litex/wiki
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@ 4ba8e86d:89d32de4
2024-10-23 12:16:57Ao contrário dos aplicativos de mensagens tradicionais, o Briar não depende de um servidor central - as mensagens são sincronizadas diretamente entre os dispositivos dos usuários. Se a internet cair, o Briar pode sincronizar via Bluetooth ou Wi-Fi, mantendo o fluxo de informações em uma crise. Se a internet estiver ativa, o Briar pode sincronizar via rede Tor, protegendo os usuários e seus relacionamentos da vigilância.
O Briar foi criado em 2014 por um grupo de desenvolvedores alemães liderado por Michael Rogers. O objetivo era desenvolver um aplicativo que fosse seguro e privado o suficiente para ser usado em situações de repressão governamental e em outras regiões com censura e vigilância online. A equipe recebeu financiamento do Open Technology Fund e outros patrocinadores para desenvolver o aplicativo.
Briar usa conexões diretas e criptografadas entre usuários para evitar vigilância e censura. https://nostr.build/i/nostr.build_5fd2ffa577e4d9978199ba8e957cf9334efd40b3a648e504f24728e94c2a961a.jpg
Briar pode compartilhar dados via Wi-Fi, Bluetooth e Internet. https://nostr.build/i/nostr.build_1a2762f68f623f5598174801f01d89967197c5333dc52a0ff81a850d9afbefa9.png
A Briar fornece mensagens privadas, fóruns públicos e blogs protegidos contra as seguintes ameaças de vigilância e censura:
• Vigilância de metadados. Briar usa a rede Tor para impedir que os bisbilhoteiros descubram quais usuários estão conversando entre si. A lista de contatos de cada usuário é criptografada e armazenada em seu próprio dispositivo.
• Vigilância de conteúdo. Toda a comunicação entre os dispositivos é criptografada de ponta a ponta, protegendo o conteúdo contra espionagem ou adulteração.
• Filtragem de conteúdo. A criptografia de ponta a ponta do Briar impede a filtragem de palavras-chave e, devido ao seu design descentralizado, não há servidores para bloquear.
• Ordens de retirada. Todo usuário que se inscreve em um fórum mantém uma cópia de seu conteúdo, portanto, não há um único ponto em que uma postagem possa ser excluída.
• Ataques de negação de serviço. Os fóruns de Briar não têm um servidor central para atacar, e todo assinante tem acesso ao conteúdo, mesmo que esteja offline.
• Apagões da Internet. O Briar pode operar por Bluetooth e Wi-Fi para manter o fluxo de informações durante os apagões.
Acesse a F-droid ou Google play story em seu dispositivo Android.
Crie uma conta Quando abrir o app Briar pela primeira vez, você será convidado a criar uma conta. Sua conta será armazenada seguramente em seu dispositivo, criptografada com sua senha.
Escolha um apelido com cuidado pois não poderá alterá-lo depois. Você pode escolher o mesmo apelido que outra pessoa, assim como na vida real.
Escolha uma senha que seja difícil de adivinhar mas fácil de lembrar. Se você esquecer sua senha, não haverá como recuperar o acesso à sua conta.
Se você precisar deletar sua conta rapidamente, apenas desinstale o app Briar.
Adicione um contato Após criar a sua conta você verá uma lista vazia de contatos. Para adicionar um contato, pressione no botão de mais (+). Há duas opções, dependendo se a pessoa que você quer adicionar está próxima.
Se a pessoa que você quer adicionar está próxima, escolha “Adicionar contato que está próximo”. Se a pessoa que você quer adicionar não está próxima e você tem acesso à Internet, escolha “Adicionar contato à distância”.
Adicione um contato próximo Quando você escolhe “Adicionar contato que está próximo”, o Briar pedirá permissão para usar sua câmera para escanear o código QR do seu contato. O Briar tambem pedirá permissão para acessar sua localização, para que possa se conectar ao seu contato por Bluetooth. O Briar não armazena, compartilha ou faz upload da sua localização, mas essa permissão é necessária para descobrir dispositivos Bluetooth próximos.
Finalmente, o Briar pedirá permissão para ligar o Bluetooth e tornar seu dispositivo visível para dispositivos Bluetooth próximos por um curto perído de tempo.
Após conceder todas essas permissões, o Briar mostrará um código QR e uma visualização de câmera. Escaneie o código QR de seu contato e deixe ele escanear o seu. Após uns 30 segundos seus dispositivos devem estar conectados e seu contato adicionado à sua lista de contatos.
Se seus dispositivos não se conectarem, vocês devem voltar à lista de contatos e iniciar o processo de novo.
Adicione um contato à distância Quando você escolhe “Adicionar contato à distância”, o Briar mostrará um link que você deve enviar para a pessoa que deseja adicionar. Você pode enviar o link por outro app como o Element , Simplesxchat . Seu contato tambem precisa te enviar o link dele. Cole o link de seu contato e escolha um apelido para ele. Se você e seu contato estão conectados ao Briar e têm acesso à Internet, então seu contato deve ser adicionado à sua lista de contatos dentro de alguns minutos.
Envie uma mensagem Após adicionar seu primeiro contato, toque em seu nome na lista de contatos para enviar-lhe sua primeira mensagem. O círculo próximo ao nome de seu contato ficará verde quando o Briar estiver conectado ao seu contato via Internet, Wi-Fi ou Bluetooth.
Apresente os seus contatos Você pode usar o recurso de apresentação para apresentar dois contatos seus entre si, para que eles não precisem se encontrar pessoalmente para se adicionarem.
Comunique-se sem Internet O alcance do Bluetooth e do Wi-Fi está em torno de 10 metros, a depender dos obstáculos. Claramente isso não é suficiente para se comunicar através de uma cidade ou mesmo de um prédio grande. Então, quando o Briar recebe uma mensagem de um contato que está próximo, ele armazena a mensagem e pode depois repassá-la para outros contatos, quando eles estiverem em alcance (por exemplo, quando você for de um local para outro).
Por favor, note que o Briar só vai sincronizar mensagens com os seus contatos, não com estranhos próximos que tenham o Briar. E só vai sincronizar as mensagens que você escolheu compartilhar com cada contato. Por exemplo, se você convida seus contatos X e Y para entrar em um fórum e eles aceitam, as mensagens nesse forum serão sincronizadas com X ou Y sempre que estiverem em alcance. Logo, você pode receber mensagens de fórum de X em um local, ir até outro local e entregar essas mensagens para Y.
Mas isso não funciona para mensagens privadas: elas apenas são sincronizadas diretamente entre o remetente e o destinatário.
Conecte-se com seus contatos sem Internet Quando você se encontrar com um de seus contatos do Briar, você pode usar o recurso “Conectar via Bluetooth” na tela da conversa para fazer uma conexão Bluetooth entre seus dispositivos. Após fazer isso uma vez, seus dispositivos devem se conectar automaticamente no futuro, mas isso pode levar um minuto ou dois após seu contato entrar em alcance. Se você não quiser esperar, pode usar o recurso “Conectar via Bluetooth” de novo para fazer a conexão imeditamente.
Se um grupo de pessoas dentro do alcance de Wi-Fi quiser se comunicar, pode ser útil criar um hotspot Wi-Fi no celular de uma pessoa. Mesmo que o hotspot não tenha acesso à Internet, o Briar pode usá-lo para se comunicar com contatos conectados ao mesmo hotspot.
Se é muito arriscado carregar seu celular de um lugar para outro (por conta de pontos de revista policial, por exemplo), você pode sincronizar mensagens criptografadas usando um pendrive USB ou cartão SD para carregá-las mais discretamente.
https://youtu.be/sKuljekMzTc
https://github.com/briar/briar
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@ 45bda953:bc1e518e
2024-10-23 10:15:14Morning light shone beautifully through the arched rose stained glass of the modest cathedral. From the east Ceb rays permeated inside of the stony structure with splendour. A priest standing elevated over the crowd by a forward leaning pulpit, like a comical figurehead on the bow of a ship. Almost precariously, as if it should not be able to suspend him, though no one doubts that it would. Ecknard has never seen the church so full. The devotion of the colony has been growing but he did not expect a turnout of this scope. He swelled with pride and blinked away the moist warning sign of tears. People were even gathering around the outside of the building for a lack of benches to accommodate all the derriere's. Everyone was silent in pious reverence of the holy day. This day would initiate the MD epoch. Domitius, Cleolia and Albin were sitting in the front pew. Albin, dressed in respectable although a slightly uncomfortable suit could not help but shift in his seat, awkwardly feeling as if he were disturbing everyone around him. Ecknard motioned with outstretched arms to alert all that he is about to address the congregation. The silence was so disciplined that you could hear the flap of his sleeves and a small bird chirping away on the stone windowsill outside, merrily indifferent to the solemnity of air the building exuded. “Kaspian brethren, esteemed Magar, today is a most holy and greatly anticipated occurrence! Before we initiate festivities I wish to expound, primarily to the benefit of the younger people in our company, the history of our colony and to express thanks. Ahem... It has been III cycles now since our colony had been established! Our endeavours have been blessed with great bounty, we have expanded independently in isolation! We, who are old enough to remember, were discharged, from the Primary Omega Expansion Vessel with only the implements of labour, livestock, seed, steely resolve and courage in our hearts. We asserted ourselves and rose to a daunting challenge, A party of MCCC slaves and free men to tame a wild land, adapt to a star with a volatile proclivity and a planet with different rotational patterns from what we were accustomed!” A slight excitement erupted from the crowd but Ecknard muted it quickly with outstretched arm. "Our esteemed visionary and great leader prepared a way for us, long before any of you even considered the freedom and opportunity, a chance to build something and own it!” The priest’s voice ascended powerfully out over the people. “He had a dream, an idea, a grand scheme to expand the Empire!” Ecknard motioned down to Domitius. The crowd erupted in cheer chanting, the older Kaspian men softly beating their chests with their fists. “Domitius! Domitius!” The lord’s composure remained unchanged, as if he were alone in private devotion. Cleolia blushed slightly and tilted her head using her hat to protect her from the incessant adoration. Albin could not contain his own excitement and stood up on his seat in the pew to get a better view of the standing ovation, absorbing the glory directed towards his father.” The priest waited for the people to exhaust themselves until there was only an isolated call before continuing his monologue. “A student of the void, a sage of stars, a scientist of renown! Scoffed and ridiculed by his peers! They laughed and jested when he proposed his innovations. They published warnings and mockery of his ambition proclaiming to all that they would be proved fools if they are seduced by his unrealistic promise. Their jealousy moved them to lobby the high council to convince them, and convince them, they did. By ratio of VIII to II refused to grant him licence!” Ecknard leaned forward over the pulpit with a fierce look of disgust in his jowl. “A council on which he holds a seat to this day... He was denied the opportunity to improve the lives of future generations and untold millions by his own house! His desire to see his dream realised pushed him to do what no Magar noble ever has or would ever dare much less someone born of sacred blood!” Ecknard gripped at his robe as if to curtsy or show fear, no one understood the gesture. “He ventured outside the confines and protection of Magar Prime void. He brought his technological treasure to us! We Kaspa were undeserving of the honour! The Kaspian elders endorsed him granting freedom to continue his research and install his technology. A true Magar with holy blood in his veins travelling betwixt our stars!" He looked up and pointed at the arches as if he could see the stars through the stone and daylight. "Brethren, allow me to express the distinction of this achievement. Habitable planets are as rare as sat. Inhabitable planets are so rare, wars were fought at the mere rumour or hope of their discovery. With his star shields he was able to block the solar winds in systems that were inhospitable to travel through and not a single inhabitable planet to be found. With time and stimulus unnatural landscapes of horror and perdition were transformed into paradise. Our esteemed Lord Domitius with his lovely wife spent III cycles inhibiting stars and seeding planets with life. The Kaspian Academy of Sciences had a revival and all the concerted efforts of our people were united in spirit when we witnessed the first sun shields confine their chosen stars..." His tone became soft and morose. "We are truly blessed to have tamed XIV stars within our own void region. Kaspa is quickly becoming the most dense concentration of occupied habitats in the known universe. The family Chevalier conquered Ceb the most volatile star in the Kaspian void. And to inspire confidence in the stability of the star shield he settled under it’s umbrella to live through it’s success or die by it’s failure.” He paused for sincere dramatic effect. “The Seat of the Empire has since changed it’s opinion, humiliated and shamed are they who doubted... All glory to the Core.” “All glory to the core.” The mass repeated in unison. “Today we approach block CCCXV million since Genesis. The Epoch MD. One thousand five hundred epochs in the scientific metric tongue. The known universe is united in celebration, a ceasefire has been negotiated by Empire and the Juela Federation. Both are bound by the accords. No war may be fought. CCLXII million blocks have transpired since Exodus, when the almighty Core made Mother Terra desolate with the fires of it’s Judgement. Punishing mankind for it’s greed and vice. We thank the Core that it extends it’s reach to the outer void by way of the drift gates, unites mankind across the great divide by way of the XII anchor gates and that it continues to be merciful, guide and bless us. All glory to the Core. Amen.”
...
scifi
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@ 23acd1fa:0484c9e0
2024-10-23 09:21:33Chef's notes
Cocoa powder: You can use 100% natural unsweetened cocoa powder or Dutch-processed cocoa powder – both work well.
Gluten free flour: There are many different gluten free flours on the market. I tested this recipe using White Wings All Purpose Gluten Free flour. I recommend choosing a gluten free flour that says it can be subbed 1:1 for regular plain or all purpose flour.
*Chocolate chips: Double check your chocolate chips are gluten free if you are making this brownie for someone who is celiac.
Cook times: Cook times will vary depending on your oven, but you’ll know these brownies are done when they firm up around the edges and no longer wobble in the middle. Keep in mind they will continue to cook slightly as they cool. You can also check they’re done by inserting a skewer into the middle of the brownie. If the skewer emerges with only a few crumbs on it, they’re ready. If it is covered in wet, gooey batter, keep baking the brownies and check them in another 5 minutes.
Storage: Brownies will keep well in an airtight container at room temperature or in the fridge for up to 5 days. To serve warm, microwave each brownie for 20 seconds. You can also freeze these brownies to enjoy at a later date. Simply thaw at room temperature and then microwave if you prefer them warm.
Serving Size: 1 brownie Calories: 278 Sugar: 26.4 g Sodium: 22.9 mg Fat: 15.5 g Carbohydrates: 34.1 g Protein: 3 g Cholesterol: 77.3 mg Nutrition information is a guide only.
Details
- ⏲️ Prep time: 20 min
- 🍳 Cook time: 35 min
- 🍽️ Servings: 12
Ingredients
- 170 grams (3/4 cup) unsalted butter, melted
- 200 grams (1 cup) caster sugar or granulated sugar
- 90 grams (1/2 cup) brown sugar
- 1 teaspoon vanilla extract
- 3 large eggs
- 40 grams (1/2 cup) cocoa powder
- 70 grams (1/2 cup) gluten free plain or all purpose flour
- 75 grams milk or dark chocolate chips*
Directions
- Preheat the oven to 180 C (350 F) standard / 160 C (320 F) fan-forced. Grease and line an 8-inch square pan with baking or parchment paper, ensuring two sides overhang.
- In a large mixing bowl, add melted butter and sugars and gently whisk together. Add vanilla extract and stir.
- Add the eggs, one at a time, stirring in-between, then sift in the cocoa powder and flour. Stir until just combined. Add chocolate chips.
- Pour the brownie batter in the prepared pan and place in the oven. Bake brownies for approximately 30-35 minutes or until they no longer wobble in the middle.
- Leave brownie in pan and transfer to a wire rack to cool completely. These brownies are quite fragile so if you can, transfer to the fridge for an hour before cutting into squares to serve.
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@ ee7d2dbe:4a5410b0
2024-10-23 07:14:35React native App Development Services from Agicent ?
We used to use various flavors of Javascript long before react native came into being and once it came, we went all big on it. There were times when React-native and other cross platform technologies (like Flutter, Ionic, QT) were only good for creating App MVPs and had a lot of issues such as integration with third party libraries, with Device’s own hardware capabilities and so on. But today as of mid-2022 we can safely say that React Native can help building as good or superior apps as a native tech would do and that do with single coding effort. Its like Java of old days, “Write once, run anywhere”.
Theoretically, an App that you can make in React-native can be created in Flutter or ionic or in native technologies too. However, if we have to rate the cross-platform technologies, react native rules the roost hands down because of its larger community support, flexible frameworks, and capability to generate the native code over other platforms.
Rates for react native App Developers on Demand
Following is the standard rate card for different Exp and skill levels of On Demand Reac Native App Developers. Besides this, we can also create a custom on Demand App Team and optimized the monthly rate based on our specific needs.
Junior React Native Developer
Exp. Level: 1-2 Years
Hands on react native Development.
3 Projects experience minimum.
Agicent’s inhouse trained.
Familiar with PM Tools
Perfect for rapid MVPs and maintenance react native works
Starting at $ 2200 /mo.
Mid-level React Native Developer
Exp. Level: 2-5 Years
All of Jr. Dev +
10 Projects experience minimum.
Has Backend Experience.
Hands on CI/CD pipeline.
Manages Jr. Developers.
Perfect for complex react-natived projects and fast Development
Starting at $ 2900 /mo.
Senior React Native Developer
Exp. Level: 5+ Years
All of Mid-level Exp +
15 Projects experience minimum.
Full Stack Developer.
Participate in Architecture.
Ability to play Tech. Lead Role.
Perfect for bigger size projects with multi teams
Starting at $ 3800 /mo
BEST Practices followed by Agicent React Native App Development Company
First and foremost, we critically analyze if the App project is a good candidate for cross platform or react native development or not. In some pretty niche Apps, native can still be a technology of choice so ruling out this possibility is most important first step. Once it is identified that react native is the tech of choice, we then figure out the backend stack (like node.js or graphql, or traditional LAMP stack), or web front-end third-party libraries, like vue.js, typescript, redux etc. If it’s a regular kind of app that we do time and again (like a dating app or ecommerce app, or healthcare app) then we decide on tech stack in few hours only; if it is a niche one- of-a-kind project (like an AI based app suggesting you medicine dosage or an App that heavily uses some third- party APIs for its core function – like creating digital avatars or facilitates Holoportation) then we take more than few hours to check on libraries, their scalability with react native and then decide.
Performance optimization, Build optimization
Native applications are top performers because they use stock APIs, patters, and enjoy best support from the OEM’s OS and hardware and you achieve great performance by the virtue of the platform. However, in case of creating a react native app, which is cross platform by the way you have to use a variety of testing tools (like Appium, jest, detox etc), be more meticulous for performance parameters, and optimize your code for best performance across different devices. It can be a time-consuming exercise at times, but totally worth it and warranted.
For react native app development, you have to take care of multi-threading, third party library integration in optimized way, image compression, APK or iPA file size optimization and lot more what you don’t really do when doing native app development.
Limitations of React Native App Development
Lack of native libraries:
If the app has a lot of features, React Native can slow down the development process due to a lack of native libraries and reliance on external, third-party libraries.
Takes more time to initialize:
The issue with React Native is that it takes more time to initialize the runtime for gadgets and devices, mostly because of the JavaScript thread which takes time to initialize.
Excessive Device Support required
Due to the variety of OEM Devices size, Type, Version, and OS Versions, it is challenging for a developer to provide full support to all the app uses in one go, so it becomes sort of a continuous exercise to extend support to more and more devices.
Still in pre-mature face
React native latest version is 0.68 as of June 2022, which shows that it is still in face of evolving which is why it still have lack functionality. Good thing is that it is continuously maturing and have community support with big tech giants like Facebook & tesla also it easy to learn and understand even for the beginner.
React Native Doesn’t Fully Support NFC
NFC enables the communication between nearby devices. But React Native Devices still don’t support or provide full access for NFC communication.
Future of React Native Development
Start-up first choice
Many big names like Facebook, Instagram, tesla and all have an app on react native also react native becomes one of the most discussed libraries on StackOverflow. Most startup and even enterprise start adopting it because it only needs a single manager to manage for both android and IOS app development which save it time, resources and money.
Better integration with Device’s and external Hardware
We are already working on some react native projects where we are interacting with external hardware (using Silabs or infi semiconductors) and have found that react native doesn’t always get priority support, however this is going to be changed in the future. React native will be more scalable and easier to integrate with device’s own hardware as well as external Hardware (Bluetooth, NFC devices).
Open the gate for new open-source frameworks
The domain-specific engineers are meet-up and do conferences in which each platform bring their own player who are working on a similar problem. Like web where react (which power react-native) which commonly draw inspiration from other open-source web frameworks like: Vue, Preact & Svelte. On mobile, React Native was inspired by other open-source mobile frameworks, and we learned from other mobile frameworks built within Facebook.
Source: https://www.agicent.com/react-native-development-company
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@ 3c7dc2c5:805642a8
2024-10-23 06:09:57🧠Quote(s) of the week:
"At some point, people will realize that they have more to fear by not embracing this technology than by embracing it." - Michael Saylor
'The tail (Bitcoin) seems to be wagging the dog (ECB)... until the world realizes Bitcoin is the dog and central banks the tail.' -Tuur Demeester
🧡Bitcoin news🧡
Of course, I will start this week's Weekly Recap with a short recap on the new ECB paper: 'The distributional consequences of Bitcoin.' by Jürgen Schaaf & Ulrich Bindseid aka the ECB BTC-gaslighters.
Why do I say gaslighters? Those two gentlemen already wrote a paper in 2022 "Bitcoin is basically dead". Just for your information, Bitcoin is worth 64% more today than when Jürgen & Uli made that statement. Ergo, ECB economists during the bear market: it's a worthless scam; ECB economists during the bull market: it's not fair.
Anyway, the new paper is a true declaration of war: the ECB claims that early Bitcoin adopters steal economic value from latecomers. “If the price of Bitcoin rises for good, the existence of Bitcoin impoverishes both non-holders and latecomers"
I quote Tuur Demeester: 'I strongly believe authorities will use this luddite argument to enact harsh taxes or bans' A bit below in the Bitcoin segment you will already see some first steps from governments to imply some harsh taxes on their (Bitcoin) citizens. Now back to the paper and my view on it. Let me start with the following: It’s not our fault (ECB, no coiners) you didn’t take the time to study Bitcoin, the signs were everywhere.
How freaking cool is it and I know we are winning when the ECB is quoting people like Marty Bent, and Molly White, quoting from Bitcoin Magazine, excerpting Trump and RFK from Nashville, and matching price movements with electoral polls in its research papers. Madness!
This is one of the first times in history that those who weren’t supposed to get wealthy did. Bitcoin is leveling the playfield for everyone. Lovely to see that the ECB, and in time the EU, will actively attack the only thing that can save this continent in decline.
Just to hit you with some logic. We, the public need a PhD - some ECB economist, to tell us that investing early in stocks, a house, art, or whatever makes it any different than investing early in Bitcoin. All they say is whoever enters an asset class earlier accrues more value than those who enter later, right? Again, like in every other asset class. For example, and I quote Ben Kaufmann: “If the price of Apple /Nvidia (you name it) stock rises for good, the existence of Apple/Nvidia (you name it) impoverishes both non-holders and latecomers.” See how stupid that sounds? Can someone find any logic in this?
Bitcoin protects you from the fiat clowns at the ECB who inflate the currency into oblivion and then blame Bitcoin for people being poor. “protect yourself from currency debasement with Bitcoin.”
I truly hope the ECB is at its final stage of denial and is only one 'logical' leap away from realizing that they need Bitcoin on their balance sheet. To finish this bit, the ECB is doing a great job. Cumulative change has been just -40,57 % in about 20 years.
The real thieves are the people who can create fiat money out of thin air and dilute entire populations behind their backs. Something the ECB and big banks perform as a primary function. Bitcoin simply allows anyone to protect themselves from fiat debasement and reliably improve their standard of living.
Sam Callahan: 'Holders of worse money will lose out to holders of better money. Welcome to Reverse Thiers’ Law. It’s not Bitcoin’s fault that these institutions destroyed their currencies. Fortunately, anyone can opt into BTC. The choice has been yours since 2009. Choose your money wisely.'
On the 14th of October:
➡️Publicly-listed German company Samara Asset Group to buy Bitcoin using a $33M bond.
➡️MicroStrategy stock has done over $3.2 billion in trading volume so far today.
➡️$1.45 trillion Deutsche Bank partnered with Keyrock for Crypto and FX services. Great thing that these huge, although DB is insolvent, legacy banks will dump billions into the space, and allow people with complex financial situations to own and utilize Bitcoin.
On the 15th of October:
➡️Fed’s Kashkari: Bitcoin remains worthless after twelve years. Almost the 6th largest monetary asset in the world...Blackrock and Fidelity beg to differ. Blackrock now holds 1.87% of the mined supply for its clients. Fidelity holds 0.93%. At a 1.35 trillion market cap 1.2 billion wallet addresses would say otherwise.
➡️Metaplanet purchases an additional 106.97 $BTC. They have purchased an additional 106.976 Bitcoin for ¥1 billion at an average price of ¥9,347,891 per Bitcoin. As of October 15, Metaplanet holds ~855.478 Bitcoin acquired for ¥7.965 billion at an average price of ¥9,310,061 per Bitcoin.
➡️Adam Back's company Blockstream raises $210 MILLION to buy more Bitcoin for its treasury and fund its other initiatives.
On the 16th of October:
➡️93% of the Bitcoin supply is in profit. We can HODL longer than the market can remain irrational.
➡️You know the day will come. Governments will use Bitcoin to get more taxes or do 'capital control' / 'exit control' / 'control of money'.
Italy's Deputy Finance Minister Maurizio Leo announced their plan to increase capital gains on Bitcoin from 26% to 42% because "the phenomenon is spreading." Immoral tax on regular people. Rich people will have a workaround.
The main question on this matter is how many other states follow this path before other nations realize the benefits of embracing Bitcoin. Work > Pay Income Tax > Invest your money > Take risk > Pay half your profits to them.
➡️Bitcoin miner Marathon Digital Holdings has obtained a $200M credit line from an unnamed lender.
The loan is secured by a portion of the company's Bitcoin holdings and will be used for strategic investments and general corporate purposes.
➡️ETFs have taken in $1.64 BILLION in just 4 days.
On the 17th of October:
➡️BlackRock's spot Bitcoin ETF bought $391.8 MILLION worth of Bitcoin today. Since launching in January, Bitcoin ETFs officially broke $20 BILLION in net inflows. This milestone took gold ETFs about 5 years to achieve. Total assets now stand at $65B, another all-time high.
Bitcoin ETFs have taken in $1.7 BILLION in October so far. • IBIT: $1.27b • FBTC: $278m • BITB: $126m • ARKB: $29m
On the 18th of October:
Samson Mow, JAN3 Founder, speaks at the German Bundestag telling MPs about Bitcoin adoption for nation-states.
➡️Whales have been buying Bitcoin aggressively at an unprecedented pace.
➡️'When Bitcoin was $68k in 2021 the hash rate was 160M TH/s. Now it’s 661M TH/s. The network is 4x more secure. Large players are suppressing the price to stack at low prices, but they can’t fake the electricity numbers. Something will happen soon to the price!' -Bitcoin for Freedom
➡️Morgan Stanley reveals $272.1M Bitcoin ETF holdings in SEC filing.
➡️Although I don't like the guy, Anthony Pompliano, because of his BlockFi 'rocketship' endorsement, last week he was spot on as he destroyed a Fox Host who says Bitcoin is "way too volatile" to be used for savings. Pomp: "Since 2016, the average cost of an American house has increased by over 50% in dollars but has dropped 99% when measured in Bitcoin."
➡️SEC approves NSYE options trading on spot Bitcoin ETFs.
On the 19th of October:
➡️Bitcoin balance on exchanges hits a 5-year low.
On the 21st of October.
➡️Now at the beginning of the Weekly Recap I already showed how central banks are losing their mind(ECB in that case), as they lose their grip and control of money.
I don't wanna be doom and gloom, I rather want to write positive news... but sometimes I really think it is important to show you what on earth is going on.
Multiple different government entities suggested making Bitcoin illegal because people would rather buy Bitcoin and have the price go up than buy bonds and lose purchasing power to inflation. All I know is if the government doesn't want you to have something that's often a good reason to get some. Especially when it's something that simply stores value! I 100% get why governments are against it. It's a threat to their unchecked money printing!
On this day the following paper came out. A paper from the Minneapolis Federal Reserve states that "a legal prohibition against Bitcoin can restore unique implementation of permanent primary deficits." Without Bitcoin to contend with, they believe the debt can go up forever.
You can find the paper here: https://www.minneapolisfed.org/research/working-papers/unique-implementation-of-permanent-primary-deficits
Technically a much better paper than the ECB one. Unfortunately, I am not surprised about that.
This is a real piece of research that identifies the key issue: consumers are too smart to fund forever deficits.
All these papers coming out are too timely. They are coordinating something against Bitcoin...central banks are freaking out… can you smell the panic in the air?
ECB - Bitcoin is so much better than fiat it could go to $10 million and make fiat holders worse off (I don't make that up)
FED - It's useless but we have to ban or tax the shit out of it so we can run deficits indefinitely
➡️Japan’s Democratic Party of the People leader pledges to cut Bitcoin and crypto taxes if elected. They will cut the taxes from 55% to 20% if the Democratic Party of the People wins the election.
➡️BlackRock’s Bitcoin ETF is now the 3rd biggest ETF for 2024 inflows and the fastest-growing ETF ever!
➡️'October's Bitcoin mining revenue has plummeted by 70% from its March peak, with miners generating less than 9,000 BTC so far this month.' -Bitcoin News
💸Traditional Finance / Macro:
On the 18th of October:
👉🏽 Investor's allocation to stocks hit 61%, the highest level in at least 40 years. 'This share has ALMOST DOUBLED since 2009 and is in line with the 2000 Dot-Com Bubble levels.
The median value of US consumers’ stock holdings spiked to $250,000 in October, the most on record. Over the last 12 months, this amount has DOUBLED, according to the University of Michigan consumer survey. In 2010, Americans' investments in single stocks, mutual funds, and retirement accounts were worth just ~$50,000, or 5 times less.
Now, equities account for 48% of US households' net worth, the highest since the 2000 Dot-Com bubble peak.' -TKL
And this all is mostly with retirement money.
🏦Banks:
👉🏽no news
🌎Macro/Geopolitics:
On the 14th of October:
Google agrees to buy nuclear power from Small Modular Reactors to be built by Kairos Power.
ZeroHedge: "First it was Amazon, then Microsoft, now Google telegraphs why the "next AI trade" will generate obnoxious amounts of alpha in the coming years by sending the same message: i) it's all about how all those data centers will be powered, and ii) in the future a growing number of data centers will be powered by small modular nuclear reactors."
Senior director for energy and climate at Google, Michael Terrell, said on a call with reporters that "we believe that nuclear energy has a critical role to play in supporting our clean growth and helping to deliver on the progress of AI." Full article: https://www.zerohedge.com/markets/google-inks-deal-nuclear-small-modular-reactor-company-power-data-centers
As of 2024, there are three operational small modular reactors (SMRs) in the world, located in different countries:
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Russia - Akademik Lomonosov, a floating nuclear power plant operated by Rosatom. It is located in the Arctic town of Pevek, Chukotka. This is the world’s first floating nuclear plant.
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China - Linglong One (ACP100), developed by the China National Nuclear Corporation (CNNC). This SMR is operational at the Changjiang Nuclear Power Plant in Hainan province, China.
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Argentina - CAREM-25, developed by the Argentine state-owned company CNEA (Comisión Nacional de Energía Atómica). This reactor is located in the Lima district, Buenos Aires province, near the Atucha Nuclear Power Plant. These SMRs are being used to demonstrate the feasibility of small-scale nuclear power generation for diverse applications.
On the 13h of October:
👉🏽The US money supply hit $21.17 trillion in August, the highest level since January 2023.
This also marks a fifth consecutive monthly increase in the US money supply. Over the last 10 months, the amount of US Dollars in circulation has jumped by a MASSIVE $484 billion.
In effect, the money supply is now just $548 billion below a new all-time high. After a brief decline, the quantity of money in the financial system is surging again raising concerns about another inflation wave. - TKL
I won't worry about a recession or something like that, but more on the inflation and debasement part.
On the 16th of October:
👉🏽'Let‘s take a look at Europe‘s largest economies: Germany - commits deindustrialization suicide France - 6% fiscal deficit during good times despite highest tax burden in Europe Italy & Spain - collapsing demographics, pensions and healthcare systems to follow.' - Michael A. Arouet
👉🏽In the last couple of months I have shared how the U.S. government did its revision on job reports and other data points.
Now the FBI "revised" violent crime data, reporting that instead of a 2.1% drop in violent crime in 2022, it was actually a 4.5% increase. They missed 1.699 murders in 2022. What are a few murders among friends, innit? '6.6 points of net swing. So basically took them 18 months to realize they had missed 1 in 15 violent crimes in the country.
Conveniently released after all debates complete + no future ones agreed. Don't want to be this cynical, I really don't, but they aren't leaving me any room' - Pi Prime Pi
All government data is fudged it seems. From jobs to the economy, and inflation... It's all just made up.
"Oopsie whoopsie we made a fucky wucky! And people (politicians) wonder why trust in institutions is cratering...
Just to give you another example...
'The US Treasury is supposed to release its Monthly Treasury Statement at 2 pm on the 8th business day of each month. We are now on the 13th business day of October and have still not received last month's report. No explanation or estimation, complete radio silence.' - James Lavish
On the 17th of October:
👉🏽ECB cuts interest rates again by 0.25 percentage points.
'The ECB cut rates and signals it is getting hastier to bring rates back to more 'neutral' levels. It's funny how many investors argue that this time is different and that the ECB would take it easy or even refrain from rate cuts. Eurozone GDP growth is going nowhere, not in the near term and definitely not in the long term. Official inflation numbers in all major Eurozone economies are below 2%, and France is making headlines every day concerning debt sustainability. In the long term, interest rates will be low or negative when corrected for inflation, while bond volatility will increase.' - Jeroen Blokland
👉🏽Gold is back in record territory:
Even as markets price in a chance of a NO rate cut in November, gold just broke above $2700/oz.
The US Dollar has strengthened by 3% since September 30th and gold prices are STILL positive this month. Bank of America warns that gold may be the last safe haven as US Treasuries face risks from surging national debt. We all know that it is not the last and best safe haven, got Bitcoin?
'The higher gold goes in EUR, the greater the % of Eurozone gold reserves as a % of total EZ reserves goes (the EZ marks its gold to mkt quarterly, like China & Russia, but unlike the US.) In extremis, this gives the ECB option of “QE Heavy” (print EUR, bid for gold)' - Luke Gromen
Gold is up 31% YTD, the best year since 1979. Bitcoin is up 60% YTD, a casual year so far.
Gold for the central banks. Bitcoin for the citizens. Bitcoin wins and power returns to the people!
👉🏽 Half a trillion increase in US debt in a few days before the election. The fiscal year ends in September. So in October, the US treasury injects liquidity. Still, crazy work to increase the debt by half a trillion.
https://fiscaldata.treasury.gov/datasets/debt-to-the-penny/debt-to-the-penny
James Lavish: 'Pure unadulterated reckless government spending and so an exponential rise in debt, requiring more units of debt to drive each unit of GDP. Madness.'
On the 18th of October:
👉🏽Last week I mentioned that China's CB launched a $70 billion funding program to stimulate the economy and the capital market.
But China is in a debt bubble: 'China’s debt-to-GDP ratio hit a jaw-dropping 366% in Q1 2024, a new all-time high. Since the 2008 Financial Crisis, the ratio has DOUBLED. To put this differently, for 1 unit of GDP, the Chinese economy has produced 3.66 units of debt burden. Non-financial corporates have the highest ratio, at 171%, followed by the government sector, at 86%. Households and financial entities' debt-to-GDP is 64% and 45%, respectively. Stimulus won't solve China's debt crisis.' - TKL.
On the 21st of October:
👉🏽The US just recorded the 3rd largest budget deficit in its entire history. The federal deficit hit a WHOPPING $1.83 trillion in Fiscal Year 2024 ended Sept. 30. In other words, the government borrowed a staggering $5 billion A DAY. This was only below the 2020 and 2021 pandemic years.
🎁If you have made it this far I would like to give you a little gift:
Technology Powered Freedom - Bitcoin, eCash & Nostr | Alex Gladstein x Peter McCormack:
https://www.youtube.com/watch?v=L5BVxfdYgNo
Credit: I have used multiple sources!
My savings account: Bitcoin
The tool I recommend for setting up a Bitcoin savings plan: @Relai 🇨🇭 especially suited for beginners or people who want to invest in Bitcoin with an automated investment plan once a week or monthly. (Please only use it till the 31st of October - after that full KYC)
Hence a DCA, Dollar cost Average Strategy. Check out my tutorial post (Instagram) & video (YouTube) for more info.⠀⠀⠀⠀
Get your Bitcoin out of exchanges. Save them on a hardware wallet, run your own node...be your own bank. Not your keys, not your coins. It's that simple.
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⭐ Many thanks⭐
Felipe - Bitcoin Friday!
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@ 9aa75e0d:40534393
2024-10-23 05:36:30Finnish Customs, working together with Swedish police, has successfully shut down the Sipulitie marketplace, a dark web platform used for illegal activities, including the anonymous sale of drugs. The site, active since February 2023, operated on the encrypted Tor network and was available in both Finnish and English.
Sipulitie, which provided a platform for illegal drug transactions under the protection of anonymity, generated a reported revenue of €1.3 million, according to the site’s administrator who posted the figure on public forums.
Sipulitie had a predecessor, Sipulimarket, which launched in April 2019. This Finnish-language platform also facilitated illegal drug and doping sales in an anonymous environment. Finnish Customs, with help from Polish authorities, shut down Sipulimarket in December 2020. It is believed that Sipulimarket had a turnover exceeding €2 million.
Read further on SmuggleWire