They should invent big cars that many people could ride in without driving. It could be controlled by one person who could be paid to drive it while everyone else was busy reading or sleeping.
I lease welding tanks for $5 a month, and swapping them out sure beats waiting for them to be filled. The leasing company is responsible for tank maintenance, and I'm sure it would be the same for batteries. The bottom line is that a battery swapping station couldn't send out bad batteries any more than a gas station could sell bad gas.
even if there are no pins, the contact points are wrapped for extra friction so they can't slide off. They can't roll off because of the curve. It's just like a Calder mobile. Not really so hard I think, but very cool.
The bottom line is that a battery swapping station couldn't send out bad batteries any more than a gas station could sell bad gas.
The Empire state building will always be the tallest building in the world, regardless of the facts.