Are these Chinese government agents? Overzealous students studying in North America? Gain-of-function grad students protecting their turf?
There were a smaller number of suspicious accounts that overzealously pushed the lab leak, possibly agents of Taiwan, but these were banned swiftly.
With the anti leak thought-policing editors, normal editors are intimidated into silence. Despite all the talk of dealing with organized manipulation around the 2020 election, the foundation hasn’t bothered intervening. Normal amateur editors don’t have the resources to push back against zealous state-actors.
This issue could pose a devastating blow to Wikipedia.