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Old 19th November 2006, 08:41 PM   #19 (permalink)
Tau Zero
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Join Date: May 2006
Location: Oregon
Posts: 192
Re: Favourite SF paradoxes

Quote:
Originally Posted by Andrew Hook View Post
Of course, the paradox is: if time travel is possible then where are all the time travellers?
There are two possible answers:

1. Time travel is not possible.

2. Mankind does not survive long enough to develop the technology.
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