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Practically everyone can plug in their car at night, and with nothing more sophisticated than a $10 outlet timer, fuel up the fleet no problem.

Even that expense should disappear. My Fiat 500e lets me set a timer to start its charge.

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And then the next step is to talk to the grid in realtime and soak up any excess wind energy when demand is otherwise low and pause charge if there's a sudden spike in demand and get a discount from the utility company for helping them out. This is already built into some chargers, but should be standard in cars in future.

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