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FrozenKyrie OP t1_ja68qt5 wrote

Reply to comment by twelveparsnips in eli5 perpetual motion is impossible but why haven't we made something that just goes on for a really long time that we then service so it can keep going? by FrozenKyrie

so we have no need for it other than a cool thing?

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twelveparsnips t1_ja69ia0 wrote

what purpose would you want to build such a machine for?

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FrozenKyrie OP t1_ja69omu wrote

it's not so much of needing a purpose, it's about possiblity and doing something because we can

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twelveparsnips t1_ja69sfx wrote

>it's about possiblity and doing something because we can

so a neat thing to look at that serves no purpose...

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yoshhash t1_ja7ceqj wrote

are you talking about harnessing the energy from this machine? Because t hat's the thing that is pointless. You can make something that ALMOST stays perpetually in motion but it cannot remain in motion as soon as you try to tap into that energy.

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