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A comment on An earlier universe can still be observed today, says Roger Penrose. Parent comment

Re:An earlier universe can still be observed today, says Rog... by escape_goat on Thursday October 08, 2020 @12:51AM (#24715950)
My apologies, but I believe that this theorem applies to a subset of possible systems with certain properties which are called "conservative systems," not any arbitrary system.
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Re:An earlier universe can still be observed today, says Rog... by fsflover on Thursday October 08, 2020 @12:10PM (#24720494)
https://en.wikipedia.org/wiki/Boltzmann_brain

See also: https://en.wikipedia.org/wiki/Timeline_of_the_far_future

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Re:An earlier universe can still be observed today, says Rog... by orbifold on Thursday October 08, 2020 @03:56AM (#24716925)
It doesn’t apply to the universe because of GR at least that is the conventional view I think.
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