Covid (@UCSF) Chronicles, Day 224

1/ When I walk or drive around SF, I see evidence of why Covid cases & deaths are the lowest of any big city in the U.S. Masking is near universal, Ubers & Lyfts have their windows wide open, & there are pop-up outdoor eating spaces everywhere.

— Bob Wachter (@Bob_Wachter) October 28, 2020