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@ f75b30eb:b89a8fa8
2025-05-20 09:25:42The founder and CEO of SpaceX thinks that making life multiplanetary—his long-term goal—is fundamentally just a cost per ton to Mars problem: It currently costs about a billion dollars per ton of useful payload to the surface of Mars. That needs to be improved to $100k/ton to build a self-sustaining city there, so the technology needs to be 10,000 times better. Extremely difficult, but not impossible.”