What do physicists mean when they say “information cannot be destroyed”?

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What do physicists mean when they say “information cannot be destroyed”?

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Anonymous 0 Comments

Physucists term information is way different compared to your daily used one.

They are not talking about something wroten in the book cannot be destroyed. However the act of writing in the book has bilion of bilion consequences (causing various energy redistributions). With enough knowledge even after million years it can be possible to track every trace back and copy every hand movement to write what was writen. That is information that cannot be destroyed

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