Interchangable battery packs
As we all know, EVs have one big problem, refueling time. Even the most high tech chargers out there take hours to deliver a full charge on a low battery.
Maybe this will eventually change, but, if it doesn't, what about coming up with a way to swap packs at centralized charge stations. Highway rest stops would be a great location for them.
You could have a fairly good sized pack that hung underneath the car. Changing it would be done by stopping over a changing bay where the old old pack drops onto a conveyor and a new one is lifted into place.
The trouble would be that you'd have to establish a rather large number of them simultaneously to make it practical. This would be an expensive project. It would be the type of project that even a libertarian like my self might see a government role in. They sure as hell have no business giving away my tax dollars to hybrid drivers.
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