https://www.siliconvalley.com/2021/04/18/could-bay-area-home-building-be-a-covid-long-hauler/

COVID-19 spun up the perfect storm to batter the anemic pace of Bay Area home building in 2020. The health crisis slowed government responses, made construction materials and workers scarce, and added costly health and safety measures to projects.

And the future looks bleak. Home production is expected to stall, and developers say new homes are likely to take longer and cost more in a region spiraling deeper into a housing shortage.