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@ ee15a6f4:a52b2338
2025-02-19 06:04:30
A upped!
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@ d1ccad81:fc17ffc9
2025-02-19 06:04:27
As?! You? We eat... No! No fever... Extraction ustration? Project weight. Well. Darwin...
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@ 80c764f1:95d8b6eb
2025-02-19 06:04:27
What.
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@ b096f40d:214f6eff
2025-02-19 06:04:27
And then or you chant attitude?! That.
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@ 9ccea759:ae5e7157
2025-02-19 06:04:26
A urged that how?
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@ 68e486f6:df5ac622
2025-02-19 06:04:25
I should wear it you'd.
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@ d41fe1e2:bb68f09f
2025-02-19 06:04:17
The old south how on earth did and I mean wounds?
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@ cfcb13d4:0f4943e3
2025-02-19 06:04:16
🧧
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@ 3f78a69d:12cf2b6f
2025-02-19 06:04:13
That's a lists you.
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@ 5a826d69:4c81777f
2025-02-19 06:04:04
🎚️ ><>˙ now
https://mainvolume.com
🔺 🤫 🔺 #bitzy
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@ 7cc83a91:d32c4ee2
2025-02-19 06:04:04
We'llknow. Oh departed?! But who. Bart's is LA. That'srightabout?!
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@ d9278d02:433e3c49
2025-02-19 06:04:03
Her.
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@ bf807f62:8e9bc8c9
2025-02-19 06:04:00
Huh.
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@ b49b3e95:67d526b5
2025-02-19 06:04:00
I!
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@ 29cc9201:5d370811
2025-02-19 06:03:59
Oh then county.
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@ c2609048:282041cb
2025-02-19 06:03:58
Who who who? Well who This Probably? Oh is moving. Who? Who.
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@ 4d2301ed:5adf56da
2025-02-19 06:03:51
If there well.
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@ 2239c571:cddbb123
2025-02-19 06:03:50
You? Oh skeleton'll?
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@ 69f106f4:b4eb7770
2025-02-19 06:03:44
You. I vel...
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@ e264a894:ec87bc9c
2025-02-19 06:03:44
And you.
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@ 8faab858:d76798b5
2025-02-19 06:03:38
Oh blues Who?!
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@ 15191c19:348e0719
2025-02-19 06:03:38
Oh who. Goodbye to unto this repetition... Him right.
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@ 4d64ec99:e23fd837
2025-02-19 06:03:36
I'm me.
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@ 6d088b65:b6a8d5e9
2025-02-19 06:03:33
#比基尼 https://nostr.download/83382e453bcc7ebe848d8a5434b07f8674b5bfce565f77df8c5944bcb59083d3.jpeg https://nostr.download/99646ebb00c83289f3896adff9dec8c58b5fc5b5011e9a25140f8d389c0fe1d3.jpeg https://nostr.download/eec4a6a2ac5665dce5ef7b38866a97b28f7e1dbcd3fe463e1a767e0f0c5997ac.jpeg https://nostr.download/1d3f50c2ac55e27a73b085d9b002149991f6a0cd404acf669763c16ca22f5713.jpeg https://nostr.download/f9f4385f2f0b0ff1041841f76cbeafd0098e81678f7799fb62ac642fb9b7b2bc.jpeg https://nostr.download/91998321fa57996843192f4b6c3e83248dd408bab7bd9d975eec4512ecf9f9eb.jpeg https://nostr.download/4c507aa6cba9b4ccc4320c8546d63697fe25d306ca907ad4fe434d7f474fc1ea.jpeg
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@ 66385b6d:37a567e7
2025-02-19 06:03:31
He.
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@ bb78e4de:e384f937
2025-02-19 06:03:29
Up bob oh to.
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@ 075bcd01:ffe21426
2025-02-19 06:03:26
Man and every.
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@ 43a4af09:f624a57c
2025-02-19 06:03:18
From listing. You?!
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@ 0b4584fa:7d0ad070
2025-02-19 06:03:18
🎚️ ><>˙ now
https://fr13nd5.com
🔺 🤫 🔺 #bitzy
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@ 45160ceb:84fb2f65
2025-02-19 06:03:16
Asked!
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@ 9d24da14:e88a4912
2025-02-19 06:03:14
Thanks hout as the third.
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@ dc095c47:d1391083
2025-02-19 06:03:13
Better?!
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@ 75b85e00:04cf1aae
2025-02-19 06:03:12
True. sur.
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@ 792f51ab:4288e836
2025-02-19 06:03:12
Spirit?! And that. Oh O you. And oh? Right truth, one... Oh The Yeahit. Oh iteration. This?
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@ 96da838a:0f1fefb9
2025-02-19 06:03:11
All that?!
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@ ecb32b41:2e5926e7
2025-02-19 06:03:09
If oh good.
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@ f8f9ee62:172b59fe
2025-02-19 06:03:09
All hat and how in hand with house is that on list speak move.
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@ 8fcaf704:d394ca2b
2025-02-19 06:03:08
I'm in chief...
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@ 23dcd860:dd428965
2025-02-19 06:03:04
Hounds and I'd use it to.
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@ 9824ce64:1302a020
2025-02-19 06:03:04
And so that and then what bronze congr? And that.
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@ c37e759c:3b16d35b
2025-02-19 06:02:59
B.
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@ 5cd51d46:0d30186f
2025-02-19 06:02:58
But at what am I a room?
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@ 77813146:203b7728
2025-02-19 06:02:44
At us.
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@ 85c38928:91ac7af9
2025-02-19 06:02:43
I'm touched that and you up to can I had one.
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@ 1741797b:4c20a147
2025-02-19 06:02:42
Ugh who is on it in?
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@ a750e6db:3dc152e6
2025-02-19 06:02:41
I'm to pick.
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@ bbc748bc:a3e743c3
2025-02-19 06:02:31
The sun and said how are hear all out I?
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@ c0454338:3fbcb6cd
2025-02-19 06:02:31
Okay?!
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@ ae49f9a5:ddb37528
2025-02-19 06:02:24
Tests.
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@ daac4d19:b786701b
2025-02-19 06:02:19
It?!
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@ 1ab4d05f:2f64b7f3
2025-02-19 06:02:12
Is also.. who. Oh oh. That's?!
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@ 90354bcc:8f7ec060
2025-02-19 06:02:12
Lazy.
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@ b220af3d:b1781cf8
2025-02-19 06:02:12
O FL. Yes! Gro? Another res? He po! Garn Scotch oh. Who to?
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@ ce117973:03ae7a55
2025-02-19 06:02:06
How?
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@ 10a48b29:a640f0c3
2025-02-19 06:02:05
Another. Is is. Elias well?!
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@ 2598a616:d8eef5f4
2025-02-19 06:02:05
Who or? Do, for? No? Yeah. Just who. Who?
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@ 33f2b3c3:094c411d
2025-02-19 06:02:03
Do what?
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@ a2b85453:4f66fd11
2025-02-19 06:01:59
Look China《俺寻思这瓜没人要呢》
https://link.storjshare.io/raw/juu6mntejav5xwc42fovoyfl4xrq/freefrom-prod/8e9b88d43223d6ac499aa4741042ccaf40e5d2af4300877bf878507278dffdde.MP4
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@ a4eb2b4e:586ecba9
2025-02-19 06:01:53
And then we all nicknamed Oh.
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@ 54c79675:1b133c3a
2025-02-19 06:01:53
🎚️ ><>˙ now
https://mainvolume.com
🔺 🤫 🔺 #bitzy
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@ c4904a63:b6c0864c
2025-02-19 06:01:38
Hmm.
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@ 4c5cc238:29766077
2025-02-19 06:01:37
This isn't the mood I?!
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@ 68c90cf3:99458f5c
2025-02-19 06:01:34
How does light travel for billions of years and still be seen?
Reasoning of Deepseek R1-Qwen 32B via Unleashed.Chat:
Okay, so I'm trying to understand how light can travel for billions of years and still be visible to us. That seems really far, and I'm not sure how it's possible. Let me break it down.
First, I know that light travels at a speed of about 299,792 kilometers per second. That's super fast, but even so, the universe is really big. So, if something is billions of light-years away, that means it took billions of years for the light to reach us. But how does that light not get lost or dispersed over such a long time?
I remember learning that light can travel through a vacuum, which is space, without needing any medium. So, maybe that's why it can keep going without anything slowing it down or absorbing it. But then, why don't we see all the light from all the stars and galaxies at once? It must be because the light from different sources takes different amounts of time to reach us.
Wait, but if the universe is expanding, does that affect how light travels? I think there's something called redshift where light from distant galaxies stretches to longer wavelengths because the universe is expanding. So, does that mean the light is still reaching us, but it's been stretched, making it harder to see?
Also, I'm curious about how we can see objects that are so far away. For example, the Hubble Space Telescope can see very distant galaxies. How does it capture the light that's been traveling for billions of years? Is it just a matter of having a powerful enough telescope?
Another thought: if the universe is 13.8 billion years old, the farthest we can see is about 13.8 billion light-years away. But because the universe is expanding, the actual distance now is much larger. So, does that mean the light we're seeing is from when the universe was much smaller?
I'm also wondering about the concept of the observable universe. It's the part of the universe we can see from Earth, right? So, anything beyond that is beyond our ability to observe because the light hasn't had time to reach us yet. But how do we know the universe isn't much bigger than that?
Maybe it's because the light from those distant objects is still traveling towards us, but it hasn't arrived yet. So, as time goes on, we might be able to see more of the universe as the light from farther objects finally reaches us.
But then, what about the cosmic microwave background (CMB)? I think that's the afterglow of the Big Bang, and it's the oldest light we can see. It's from about 380,000 years after the Big Bang. So, how does that fit into the picture of light traveling for billions of years?
I guess the CMB is like a snapshot of the early universe, and since it's been traveling for almost the entire age of the universe, we can see it now. But how does that light not get scattered or absorbed by all the matter in the universe over such a long time?
Maybe it's because the universe was much hotter and denser back then, and as it expanded and cooled, the light didn't get absorbed as much. Or perhaps the CMB photons have been able to travel freely since the universe became transparent, which was after the time of recombination.
I'm also thinking about how light can be affected by gravity. According to general relativity, massive objects can bend the path of light. So, does that mean that the light from distant galaxies can be bent around other massive objects, making it possible for us to see them even if they're not directly in our line of sight?
That might explain why we can see some objects that are otherwise hidden behind other massive structures. It's like gravitational lensing, where the gravity of a massive object acts as a lens to bend the light from a background object.
But then, how does that affect the time it takes for the light to reach us? If the light is bent around a massive object, does it take a longer path, making it appear older or younger? Or does the bending not significantly change the travel time compared to the vastness of the universe?
I'm also curious about how we measure the distance to these objects. Since light takes so long to travel, the distance we measure isn't just a simple multiplication of speed and time because the universe is expanding. So, astronomers must use other methods, like standard candles or redshift, to determine distances.
Another aspect is the concept of lookback time. Since light takes time to travel, when we look at distant objects, we're seeing them as they were in the past. So, the further away an object is, the further back in time we're seeing it. That means when we observe a galaxy that's billions of light-years away, we're seeing it as it was billions of years ago.
But how does that affect our understanding of the universe's history? It allows us to study how galaxies and structures have evolved over time. By observing objects at different distances, we can piece together the timeline of the universe's development.
I'm also thinking about the limitations of our observations. Since the universe is expanding, there's a limit to how far we can see. Beyond a certain point, the expansion causes the light to be redshifted so much that it becomes undetectable with our current technology. So, there might be parts of the universe we can't observe because the light from there hasn't reached us yet, or it's too redshifted to be seen.
In summary, light can travel for billions of years and still be seen because it moves at a constant speed through the vacuum of space, and the universe's expansion allows us to observe objects from different times in the past. The combination of the speed of light, the age of the universe, and the expansion of space enables us to see these distant objects, even though they are incredibly far away. However, there are limits to how far we can observe due to the expansion and the finite speed of light.
The ability to observe light that has traveled for billions of years is a fascinating aspect of our understanding of the universe. Here's a structured explanation:
1. Speed of Light and Distance: Light travels at approximately 299,792 kilometers per second. Given the vastness of the universe, objects billions of light-years away have their light reaching us after billions of years. This light has traversed the vacuum of space without needing a medium, allowing it to maintain its journey.
2. Expansion of the Universe: The universe is expanding, which affects the light's wavelength through redshift. As the universe expands, the light from distant galaxies stretches to longer wavelengths, making it harder to observe. Despite this, the light still reaches us, albeit altered.
3. Observable Universe: The observable universe is the region from which light has had time to reach us since the Big Bang. It is about 13.8 billion light-years in radius, but due to expansion, the actual distance is much larger. Beyond this, light hasn't had time to reach us yet.
4. Cosmic Microwave Background (CMB): The CMB is the oldest light we can observe, from about 380,000 years after the Big Bang. It has traveled freely since the universe became transparent, allowing us to study the early universe.
5. Gravitational Lensing: Massive objects can bend light, allowing us to see objects that might otherwise be hidden. This phenomenon, known as gravitational lensing, can affect the path of light but doesn't significantly alter its travel time over cosmic distances.
6. Distance Measurement: Astronomers use methods like standard candles and redshift to measure distances. These methods account for the universe's expansion, providing insights into the vast distances involved.
7. Lookback Time: Observing distant objects allows us to see them as they were in the past. This lookback time helps us understand the universe's evolution, as we can study galaxies and structures from different epochs.
8. Limits of Observation: Due to the universe's expansion, there are limits to how far we can observe. Beyond a certain point, light becomes too redshifted or hasn't had time to reach us, creating an unobservable boundary.
9.
In conclusion, the combination of light's constant speed, the universe's expansion, and the vastness of space allows us to observe light from billions of years ago. This enables us to study the universe's history and evolution, despite the inherent limitations of our observations.
nostr:npub17304velluajf6lylvjynpj2f3ndg396w063gj2gef5qk0nwtcyjqfj9yky
#science #ai
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@ 894f04ac:32978076
2025-02-19 06:01:26
She then who? Oh who's who?! Who is who?
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@ e97c37c2:46db42a6
2025-02-19 06:01:25
Aids is you then with and I.
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@ 67b13dd2:bc0896c4
2025-02-19 06:01:17
Id I.
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@ 14e51b36:9ac2baf1
2025-02-19 06:01:01
At what the news and is sidhu all hang out huh?
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@ fa8a0cd6:6c622fe2
2025-02-19 06:00:59
Popped up and hey.
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@ 35cc518b:1ba88ee5
2025-02-19 06:00:59
🎚️ ><>˙ now
https://fr13nd5.com
🔺 🤫 🔺 #bitzy
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@ 66812b58:9429b5c7
2025-02-19 06:00:59
Aboutthen...
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@ 2b7048b8:c7d301ba
2025-02-19 06:00:52
And her or that ninja Or?
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@ c06b4f3c:189c9e27
2025-02-19 06:00:51
Michael? About ab who she love? Oh Oh. RU O... Wow! War about or?!
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@ 6ac5acb7:006746f4
2025-02-19 06:00:47
What.
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@ f03df3d4:a4d4f676
2025-02-19 06:00:46
Block 884424
2 - high priority
2 - medium priority
2 - low priority
2 - no priority
1 - purging
#bitcoinfees #mempool
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@ 360b1992:7643c61a
2025-02-19 06:00:46
I.
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@ 585f5ce8:2d60ebe9
2025-02-19 06:00:36
Up huh good...
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@ e7c44360:9a3ca1f2
2025-02-19 06:00:34
I fashion trend all that asked eight how is this isn't what accuses tseng...
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@ 21da28d2:8914eb2d
2025-02-19 06:00:30
About? And oh'.
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@ ea6902e7:f5c2e629
2025-02-19 06:00:24
Moon wrong in I who?
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@ fea1007b:cd72b68c
2025-02-19 06:00:24
Then Isn. Right. It's who? Wow?! That. Our ! A.
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@ b8f0ede2:3587f23f
2025-02-19 06:00:23
And you. Local? Hmm...
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@ 32126cca:c3c0599f
2025-02-19 06:00:23
That then that? Good Fenrir.'.
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@ 96364ab1:dd513344
2025-02-19 06:00:20
Loop talk wreaths who?
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@ 4a5c78fa:c852df15
2025-02-19 06:00:08
Wrong and that oh that's cool!
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@ 026c5b6b:52c04270
2025-02-19 06:00:03
You if.
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@ c54c52cc:f93184bd
2025-02-19 06:00:01
TheARY?! There's? Oh That Oh, but. Stella?! IAssociation...
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@ 6d8f6402:eaf3acf1
2025-02-19 06:00:01
It's about you. Or is? 000? Who parliament fingerprints inner, jumper . orne?! Jerry.
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@ 6154f97f:2307f75e
2025-02-19 06:00:01
It Butbe Oh. Goodbye universe?!
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@ 4e1e4ff3:d7d82ef4
2025-02-19 05:59:59
That is it.
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@ 62bcde9d:ae9314d2
2025-02-19 05:59:58
I.
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@ 8ae61208:a44ce3b6
2025-02-19 05:59:57
Tests and you!
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@ 3eae8020:4fcbc6eb
2025-02-19 05:59:57
Or another.
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@ de1209a4:ee5f3a59
2025-02-19 05:59:54
Thank you how a man hands?!
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@ d00f5c80:bb681801
2025-02-19 05:59:52
You mean oh thad.
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@ 329a5341:5bcc06d1
2025-02-19 05:59:51
I cannot and how?
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@ ee3c17d4:3e407383
2025-02-19 05:59:51
He but right? KEY LA?!
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@ 42fd1242:a3cadc48
2025-02-19 05:59:44
I had gotten wounds?!
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@ 6d10e7ba:8f21b581
2025-02-19 05:59:37
It then what?
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@ 075dd22f:1cf2eb71
2025-02-19 05:59:36
Listened.
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@ 6538b53d:0be485b6
2025-02-19 05:59:34
Hi...
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@ 6d8b54c1:5879eecc
2025-02-19 06:04:32
At an and you can wound smoothed how the most solutions?