If that person says they don't believe the results of the election they are. If that person says that they don't believe the vaccines or lockdowns don't work, they are.
Twitter, Facebook, and tech in general have lost this card to play. They've been banning people for things that have nothing to do with racism and everything to do with them being not-Democrat.
In a world where 95+% of tech companies are Democrats in the U.S., it's easy to believe all the head-nodding and congratulations that your views are the only morally correct ones. It's also easy to deliberately avoid any sense of nuance or context because that would require overcoming cognitive dissonance that half the country isn't a bunch of racists.