San Francisco is nowhere near overpopulated. We have the tech and the money for perfectly civilized mid- and high-rise buildings. We just choose not to use it.

San Francisco is nowhere near overpopulated. We have the tech and the money for perfectly civilized mid- and high-rise buildings. We just choose not to use it. Postwar sprawl is grossly underpopulated which makes SF seem like Kowloon by comparison, but it’s still lower density than a standard European capital.