Just as in the prior bans, which were eventually overturned, it is unclear what prompted Twitter's abrupt censorship: the only notification we received from twitter was the following:

It is news to us that this website has (ever) "engaged in the targeted harassment of someone." What appears to have happened is that twitter received a complaint from the website best known for publishing the discredited Steele dossier when no other media outlet would touch it, and making cat slideshows of course, Buzzfeed, in which someone called Ryan Broderick (who appears to have a rather "colorful" history), writes that Zero Hedge  "has released the personal information of a scientist from Wuhan, China, falsely accusing them of creating the coronavirus as a bioweapon, in a plot it said is the real-life version of the video game Resident Evil."