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thewhitewolf
· 9 years ago
· FIRST
where can I build this?
2
jimcrichton
· 9 years ago
In an alternate universe where conservation of energy isn't a thing, and there's no friction, and perfectly elastic collisions are possible.
6
deleted
· 9 years ago
Awesome!
2
domoclan12
· 9 years ago
I like how I have to scroll down to see the whole thing while it goes down (it sounds sarcastic but it's not)
1
