> And what about renters (who are, in the US, often the poorer)?

Then the apartment owners have another revenue stream, build a mini-grid and offer electricity cheaper than the grid. They already do many add-on services for additional revenue: garages, trash pickup, etc.

> Electricity is an input to industrial and commercial operations, so if companies see their costs rise, they will probably raise prices to maintain margin: this will feed into higher prices everywhere (all goods and services).

All production will continue to move to China, which has built and continues to build vast amounts of cheap electricity and infrastructure.