That massive spike of 50c/kWh at the left looks tiny compared to today even though that’s already insanely expensive

  • redfellow@sopuli.xyz
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    10 months ago

    The math has been done multiple times. The batteries don’t pay themselves back, and also need to be replaced from time to time.

    • HeartyBeast@kbin.social
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      10 months ago

      Sure. But the math depends on electricity tariffs. And those change and therefore, so does the maths. it sounds like tariffs are pretty extreme currently

    • psud@lemmy.world
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      10 months ago

      Batteries on a plan like that, where they’re part of a large virtual battery, do pay for themselves within warranty

      Solar batteries never do. To rationally buy a battery one needs to put high value on backup power