I don't think it's preventing new housing. Take a look at all the new developments going up along Market St and in SOMA. They are very ugly. Absolutely no ch

I don't think it's preventing new housing. Take a look at all the new developments going up along Market St and in SOMA. They are very ugly. Absolutely no character whatsoever. Not sure what the legislation is regarding maintaining existing buildings. Twitter has hung an awful sign outside their historic building. Butt ugly.