Very cool, if true

So long as you can produce electricity for less than it sells for, it's worth doing it.

There are definite limits to how far you can reduce people's bills. I would hope we wouldn't push things that far, or we'll be in real trouble!

Oh, and yes, definitely a need for transferring cheap electricity about. See https://octopus.energy/blog/how-would-a-zonal-pricing-system-actually-work/#inframarginal_rents