I'd say they're most useful in suburbs. You can charge them overnight in your driveway or garage so there's almost no reason not to have one unless you're really focused on the road trip scenario but that's an issue for city cars too.
Yes, useful at the personal level. I agree. But at the community level, emission reduction is most useful for cities.
Yes, useful at the personal level. I agree. But at the community level, emission reduction is most useful for cities.