> Resmini’s statement comes just a few months after Discord took action against a number of nefarious ALT-RIGHT servers. One of the largest servers, Centipede Central, became heavily monitored by Discord administrators and in the past few months, underwent its own implosion.
And more importantly:
> “The team has confirmed that they are aware of Centipede Central and will take action IF they find CC is in violation of their terms of service and/or community guidelines”
In other words, it sounds like the politics of that group alone was probably enough to justify keeping them under close surveillance. It wasn't necessarily just responding to "raiding and spamming" once it happened.