• DdCno1@kbin.social
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      7 months ago

      The point is that this type of energy storage is very cheap relative to the amount of power it can store.

      • BarqsHasBite@lemmy.world
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        7 months ago

        I’ve heard some problems with it (pumped hydro) that I don’t recall all the specifics that’s why we see other things like batteries (or all the others jeez).