https://www.siliconvalley.com/2021/09/01/google-again-delays-return-to-office-due-to-covid-surges/

MOUNTAIN VIEW – Google is once again postponing a return to the office for most workers until mid-January, in addition to requiring all employees to be vaccinated once its sprawling campuses are fully reopened.

The highly contagious delta variant of the coronavirus is driving a dramatic spike in COVID-19 cases and hospitalizations, leading companies to delay or scrap return-to-office plans after nearly two years of people working from home.