Solar batteries

[PhilT]

Finn’s latest blog somewhat contradicts his earlier posts about the efficacy of ‘sponge’ tariffs.

How A Second Tesla Powerwall Unlocked 8c Grid Electricity

and

Solar PV for renters and apartment dwellers

Not exactly solar but potentially a way to make it ‘better’ for some owner-occupied apartment dwellers or empathetic landlords, at least in areas with ‘sponge’ tariffs.