Maintenance is likely to be a lot higher. You are in a car without a driver. What is to stop you spilling crap all over the seats and not cleaning up? A good de

Maintenance is likely to be a lot higher. You are in a car without a driver. What is to stop you spilling crap all over the seats and not cleaning up? A good deal of Taxi use comes through people drinking and not being allowed to drive.There are other benefits to having someone physically drive the car. (I think this applies even more to Amazon's automated deliveries via robot / drone - whats to stop the stuff getting stolen?)