Or you just rent the battery for the trip. Sort of like propane tank exchanges. Drive to the station add a 600 mile battery, drive somewhere, swap or charge it

Or you just rent the battery for the trip. Sort of like propane tank exchanges. Drive to the station add a 600 mile battery, drive somewhere, swap or charge it and drive back. Most people would only need 40/50 miles of range 90% of the time. And that range could charge very rapidly as well.