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BinChanニ (chbinnc@social.binchan.xyz)'s status on Saturday, 06-Jul-2019 07:55:46 UTC
BinChanニ
"It turned out that even across the entire lifetime of the universe—13.7 billion years—observing 10 billion freshly localized electrons every second, the reverse evolution of the particle's state would only happen once. And even then, the electron would travel no more than a mere one ten-billionth of a second into the past."