"Filtering" -- interesting dynamic. So why isn't filtering working in SF?
> "Filtering is the idea that, as new market-rate housing is built, higher-income people move into it, leaving behind older housing stock for lower-income people."
It does, there was an article here a few weeks ago where they had studied gentrification in SF and found that the areas that allowed more new (luxury) apartment construction had less reduction in poor people living in the area compared to the ones that didn't.
> "Filtering is the idea that, as new market-rate housing is built, higher-income people move into it, leaving behind older housing stock for lower-income people."