alt Hacker NewsWhy do we even need to drive cars, why dont we all just have trailers and then an automated robot could pull it around. Decouple the drive train from the cabin.
Why do we even need to drive cars, why dont we all just have trailers and then an automated robot could pull it around. Decouple the drive train from the cabin.
With all the extra coupling hardware and surface area required, the reason is performance and weight. Modern cars are all about material minimization. It's easier to add a bump to the cabin and put a motor in that volume than it is to make another mini car.
I think it would only make financial sense if it were like swappable batteries: you rent it all.