You make valid points and if there is no manual override (i.e. No steering wheel or pedals like Google wants) then what would you?
Add to the list;
This would destroy the sports car market as fast acceleration would be a thing of the past. Not to mention speeding would also be forbidden. Sure would help out in an emergency. /sarcasm.
Any major infraction or missed payments could have your car leaving you for a city lot at the whim of the gubmint. You would have to pay plenty to get it back like the towing rackets do now.
Don’t even get me started on what hackers could do with those cars.
Everyone is right to be afraid but I think this coming. People might get injured or killed for some reason but elites may look on the populace the same way that World War I generals looked at soldiers.