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Lex Fridman Podcast

#428 – Sean Carroll: General Relativity, Quantum Mechanics, Black Holes & Aliens

7304.518 - 7321.852 Sean Carroll

It's also not how physics works at all, because as we said, physics conserves information. You can go forward or backwards. These cellular automata do not. They're not reversible in any sense. You've built in an arrow of time. You have a starting point, and then you evolve.

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