Such housing already exists in the US. See http://shine.yahoo.com/green/simple-life-in-manhattan-a-90-square-foot-home-2472666.html http://shine.yahoo.com/gree

Such housing already exists in the US. See http://shine.yahoo.com/green/simple-life-in-manhattan-a-90-square-foot-home-2472666.html http://shine.yahoo.com/green/simple-life-in-manhattan-a-90-s... But, why do you think so small, when what is possible is a BIG, clean, modern, beautiful, 2 BR apt for $50/month!