Keith Rabois leaving: https://fortune.com/2020/11/17/keith-rabois-investor-silicon-valley-loses-another-tech-icon/
Joe Lonsdale Op-Ed: https://www.wsj.com/articles/california-love-it-and-leave-it-11605472619
It is Time To Construct: https://a16z.com/2020/04/18/its-time-to-build/
SF Resident Decline: https://www.publiccommentsf.com/publish/u-s-postal-service-data-suggests-significant-population-decline-in-san-francisco