It's hard to overstate the impact this is going to have on San Francisco, long-term. As Technology becomes the most important industry in America, a well-governed San Francisco could have positioned itself as the next NYC. The hub where all of tech gathers, the same way all of finance gathered in Wall St. Replace the 70 year old 2-storey homes with Manhattan style apartment buildings, and rent in San Francisco would…
The idea that in-fill development could have possibly made a drastic change in rents in San Francisco is genuinely crazy . I see people making that claim all the time, and it's madness, guys. Even if literally every density-increasing project was rubber-stamped with zero money or time cost, how many housing units do you think that this city could possibly have added in the last fifteen years? Unless you're proposing…
This timeline is measured in decades, but imagine if San Francisco was easier to get permits to build?
Large swaths of the city are built under their _currently allowed_ zoned height (there was a map that went around, I wish I could find it). Add a few stories to some existing buildings, build on empty/underutilized lots, reduce parking requirements, legalize in-law units, add in the affordable housing bonus program...you'd be talking about tens of thousands of units.
I do agree there is a strong argument that this wouldn't be enough (Bay Area-wide coordination is necessary), but it would slow the rate of increase. For example, after an apartment building boom, Seattle rents are now decreasing: http://cityobservatory.org/in-some-cities-the-housing-constr...