Rent prices are the underlying problem pushing people out. Underlying _that_ problem is a lack of supply. SF zoned for and issued permits for a large number of offices, but not the corresponding residential structures to house those new workers. So they came here and were forced to compete with existing residents for a place to live.
The fix is to keep the economic prosperity and build more housing.
> Meanwhile socioeconomic disparity is an oozing sore in San Francisco
I'd argue that mixed income neighborhoods are the best kind. Many of the mechanisms for disadvantaging poor communities require geographic segregation. School quality, policing practices, etc