• scarabic@lemmy.world
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    5 hours ago

    True, true. Other costs should track with usage though, like fuel. If they had said “when usage falls, costs don’t fall AS MUCH due to fixed costs” then I would totally get it. The way they phrased it makes it sound like costs going down just isn’t a thing that happens. Maybe that’s me.

    • Ullallulloo@civilloquy.com
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      4 hours ago

      I think it’s more like this: Say maintenance of a grid costs $1 million/year, power generation costs another $1 million/year and people use 10 million kWh/yr at 20¢ per. Everything is balanced. Then half the people cut their usage in half. Grid maintenance still costs $1 million/year, generation dropped to $750,000, but revenue dropped to $1.5 million. They have to raise the price 16% to go back to paying for maintenance. You’re still saving money if you dropped your usage more than 16%, but those that didn’t pay the difference.

      Since you generally have to be fairly well-off to afford the massive upfront labor costs involved with solar, its adoption has disproportionately raised the living expenses of the lower class.

      The alternative is a base services charge, where everyone pays a flat percentage of the grid maintenance costs and then his or her usage is on top of that. No idea why it’s taking this long for PG&E to adopt that model, but adding charges for solar is a big improvement in equity.