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A comment on Perpetual motion?. Parent comment

Re:Perpetual motion? by RiderOfGiraffes on Thursday February 04, 2010 @04:49PM (#1101716)
So you're worried about the "perfect efficiency" and not concerned about the "convert the mass to energy" bit?

It's a thought experiment.

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Re:Perpetual motion? by _pius on Thursday February 04, 2010 @04:55PM (#1101731)
It's a thought experiment.

Fair enough. :)

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