[sgustard]

I could imagine the robot car having an easier time in a place with minimal expectation to obey traffic rules. It simply becomes an entirely self-serving entity solving a constraint maximization problem. Namely, get from A to B, don't hit anything, don't get hit.

[hamilyon2]

There is quite complex social interaction going on road. Rules and commands are communicated to participants and there are only seconds to understand them and obey