I forget the exact rates but the time-of-use pricing from PG&E was pretty good. Cheaper rates from 9pm to about 6am. After getting used to it running large appliances like dishwasher and laundry became easy.
I got my Meshtastic node running tonight for the first time. I expected to be out of range because I have line-of-site to very little. My node currently shows 160 other nodes online. Woohoo!
I doubt you can answer but did it just become economically viable?
I'd bet it was viable earlier and someone just figured this out.
Makes me wonder recycling the heat from AI data centers.