Blue collar workers have a hard time surviving and there is a massive problem of low/low-middle class flight in SF. This predominantly affects minorities, who

Blue collar workers have a hard time surviving and there is a massive problem of low/low-middle class flight in SF. This predominantly affects minorities, who have to live in less safe neighborhoods like the Tenderloin or Bayview/Hunter's Point, or move to cheaper places like Oakland. SF prides itself on its diversity, but every year it gets whiter and whiter.