No, it shouldn't, because then you get the problem most cities in America have: too many commuters creating too much traffic, and not enough high-density housin

No, it shouldn't, because then you get the problem most cities in America have: too many commuters creating too much traffic, and not enough high-density housing. SanFran is the poster child for this. A better method is what they have in Japan, where local government has almost no power at all to control how land is used.