Or youd see 20 years into the future... Let that one bake your noodle for a spell...
this post was submitted on 28 Oct 2025
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No you always see into the past.
Light cannot travel back in time. The reflection you’d see in the mirror is the light that left the Earth 20 years ago.
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No that's not how light works. It's not 20 years either direction otherwise you could use your bathroom mirror to see into the future