Elon Musk: “Earth only receives about half a billionth of the sun's…”

“So that's why we have to be a little careful here. But we can't talk about physics. So the way to think about scaling long term is that Earth only receives about half a billionth of the sun's energy. And the sun is essentially all the energy. This is a very important point to appreciate because Sometimes people will talk about marginal nuclear reactors or any various fusion on …” (21:45–21:49)

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