> I'm sure SF has a ton of regulations around building housing.
Which only affect those builders who keep wanting to build in San Francisco. Just go and build somewhere else, that's the entire point of San Francisco regulation!
> massive disservice to the community by driving away affordable housing and business.
I don't agree with you. SF regulations are working exactly fine for SF community: they are preventing the population density from increasing, and that in itself is a very valuable outcome.