I'd love some examples of specific pages.
The "Philip Cross" controversy is relevant here, I think:
https://wikipedia.fivefilters.org/banning/
The ArbCom is the worst of the lot: they proclaim themselves to be a supreme court, but they are closer to riot cops or a drumhead trial.
See also Canceling Disputes: https://www.cambridge.org/core/journals/law-and-social-inqui...