>Is there really that much demand? Sure, in any city with lots of people and limited land, island cities especially. Manhattan is one, Hong Kong another. >Li

>Is there really that much demand? Sure, in any city with lots of people and limited land, island cities especially. Manhattan is one, Hong Kong another. >Like at what density level does other infrastructure become a bottleneck (transit/power/water/food)? Good question, would be interested to see studies on this too.