It looks like SF is now allowing 25% capacity of non-essential offices (https://sfmayor.org/article/san-francisco-continues-reopening-expanded-business-operations-and-activities). Has your company decided to allow some people to come back?
In my corner of the tech industry there's not been an expectation anyone will return until next year. I think this will be extended until early summer. Though the worldview on covid could change somewhat dramatically after next week.