"Vote with your wallet" is not effective when the mentally ill group of retards larping as heroic revolutionaries have been declared "an endangered minority". I think Offkai was a no-show from the start. What does one do? No vermintide allowed? = vtubers are racist-qanon-gamergate9000 confirmed.
My solution would be to employ paid professional staff, which would allow for HR managers to offer screening. You'd have to just suck up the cost and the fact that there wouldn't be nearly enough to wrangle the whole weekend.