A bit of a Vox Day article that applies perfectly to the MRM, and definitely this subreddit in particular. In fact, this subreddit could serve as the friggin poster child of this concept.

they are a perfect micro-example of the greater processes in work as part of the Left's long march through the institutions and organs of society. Leftists like the Puppinette invade, infest, and then, as soon as they feel strong enough, start issuing dictates and posturing as if they speak for the entire organization in order to cement their control. They attack, attack, and attack, and when they finally meet up with a modicum of resistance, shriek that their critics are being provocative for no reason at all except personal shortcomings.

Thus we end up with "Christian" churches devoid of actual Christians, a "Republican" party devoid of genuine republicans, a "Democratic" party devoid of proper democrats, and a "Science Fiction writers" association without any actual science fiction writers. Learn to recognize the pattern. It is already at work in an organization near you; it is why every organization that is not firmly vigilant about keeping these destructive invaders out will eventually succumb to them.