[CurlyDave]

That solves one of the problems. Except that my wife won't move big ol' batteries each morning in and out of an engine compartment.

There are still two states where you always get full-service gas, and if you are old enough, that used to be the standard.

I was envisioning something like a gas jockey, but with a specialized fork lift.

[CurlyDave]

Plus, the batteries don’t go in the engine compartment. They would be analogous to a gas tank. Suppose they went in the back of the car, low down, under the trunk.