I often wonder about how sustainable SF’s growth is. Between the issues with housing, rent control, NIMBYism, and poor infrastructure, there has to be a price tag at which this can’t continue. I live in the city, and the quality of living here is terrible compared to other cities.<p>The only thing SF has going for it is the people, but sooner or later the right social pressures could cause a mass exodus, and I wonder what those pressures look like.