Quote Originally Posted by Thorne View Post
Space isn't the issue. Food is. And farm land. Regardless of how packed people get, you still have to get them the food from the farms. So that means oil, as well.
Since we would not need so many roads to get people around to large numbers of various place, why not turn much of that infrastructure into vacuum tubes for the transport of commodities. How much farm land is there if everyone is living in Texas?