In an open letter to all Zoom users, CEO Eric Yuan said that in December 2019, the maximum number of daily Zoom participants reached about 10 million. In March 2020, that number exceeded 200 million. Even now, the company is still racing to catch up with its sudden growth, working rapidly to properly scale security and optimize service for a whole new world of use cases…such as my biweekly 6:30 happy hours with the gals.