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

  • redfellow
    link
    fedilink
    English
    21 year 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
      link
      fedilink
      21 year 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
      link
      English
      01 year 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