>>996371you're wrong
1. the vast majority of SF has a height limit of two stories, that's a major restriction which prevents new supply
2.
>luxury condo towers or apartments have been built has there been any "cooling" in that local housing market, in fact it's quite the oppositealso wrong:
http://blog.sfgate.com/ontheblock/2016/08/19/rent-increases-slow-dramatically-as-increased-construction-catches-up-with-demand/new condo towers go for the top of the market because it's the only way they'll be profitable, but the construction still satisfies some demand
>The only option to build truly affordable housing is creation of co-ops and projects, which don't have to be bad if they're designed properly.This is the kind of thinking that gets you the nation's highest property prices in the first place