
CLASSIC: Should we be conCERNed?
Stuff They Don't Want You To Know
00:00
The Strange Butterfly Effect of Time Travel
"It's that whole weird butterfly effect thing where somebody, and especially the idea of science itself, somebody somewhere is going to try it," he says. "Most people nowadays do not believe in some sort of physical nonlinear time travel." But if a time traveler did change something, we would have no idea because our reality would just move along.
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