In the US that is considered to favor the rich too much. A car (or two or three) is part of the american dream, and restricting that based on class would get ve

In the US that is considered to favor the rich too much. A car (or two or three) is part of the american dream, and restricting that based on class would get very unpopular very quickly. You would see civil action similar to that in SF against the google busses.