Blizzard just announced today that BlizzCon 2021 isn't happening. Though the event was also cancelled last year due to the pandemic, the company did hold an online event called BlizzConline in February of this year. According to Blizzard, they may do something similar to that in early 2022 for fans.
From the sounds of things, another BlizzConline event will take place alongside "smaller in-person gatherings."...