Also, let's presume that some dinosaurs in the past were really smart, and evolv... | Hacker News

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mmazing on July 6, 2020 | parent | context | favorite | on: Ask HN: What weird or hard problems are you trying...

Also, let's presume that some dinosaurs in the past were really smart, and evolved some thinking skills before the asteroid wiped them all out.

They just so happened to evolve the same scheme. How do you prove to them that you're from the future?

sean2 on July 6, 2020 [–]

I climb back into my cardboard box (with "time machine" scrawled on the side); jump forward 1 year, ask them what last year's temporal password was; go back one year and tell them.

sameerds on July 6, 2020 | [–]

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