> But Tokyo's average building height is lower than San Francisco's already. Tokyo did not grow "up." This is very interesting. I did not actually know this. H

> But Tokyo's average building height is lower than San Francisco's already. Tokyo did not grow "up." This is very interesting. I did not actually know this. However, the city will never go for this. They make a ton of money through parking fees, citations etc to turn this city into a car free zone. Also, although SF has a large number of exceptions, most Americans have a love affair with cars.