Abundance 360. The plan was to hold the in-person convention at a hotel in Los Angeles in January 2021, but the pandemic forced Diamandis to cancel that idea.As an alternative option, Diamandis explained in his blog that he put together an "immunity bubble," bringing in a smaller group of attendees for an in-person convention at XPRIZE's offices and testing them every morning on-site.On top of putting together a mask mandate, social distancing guidelines and "immunity boosting" procedures, Diamandis explained in his blog that the convention yielded more than 400 COVID-19 tests involving event attendees, faculty and support staff over the course of four days (from January 23 through 26).Despite the efforts, Diamandis said he and 23 others.