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Turing_Machine on May 16, 2015 | parent | context | favorite | on: The Plot Against Trains

"Believe it or not, this was known 5 years ago"

It's been known for a lot longer than that. Larry Niven had them in his novel A World Out of Time (1976) and I think Heinlein had them in some of his novels from the 1960s.

I suspect the concept predates those novels.

darkmighty on May 16, 2015 [–]

Yes it was I typo, I did mean "50 years ago" :P

Turing_Machine on May 17, 2015 | [–]

Okay, gotcha. :-)

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