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TechnoViking
04-09-2014, 10:16 PM
Im not sure if anyone has posted this before, I really enjoyed this video

https://www.youtube.com/watch?v=7e5-0t0pTF0#t=43
Octane
04-09-2014, 10:52 PM
Not that one; but the Sagan/Feynman ones have been posted before. :)

H