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A comment on Gravity batteries try to beat chemical ones with winches, weights, mine shafts. Parent comment

Re:Gravity batteries try to beat chemical ones with winches,... by kingsuper20 on Saturday April 24, 2021 @02:23PM (#26927142)
I underestimate it and overestimate it.

Excuse me, I'm off to build a battery out of a bank of leaf springs.

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