Well, nothing really changed since 2016 when @hannes2peer from Quitter first got giddy about blocking all he didn't agree with. So it's an old story, resurfacing from time to time, in various guises. But the separation of the fediverse in mutual exclusive sub-diverses was apparent even then. This is what we get when the bawling of practical constraints enters the mind of admins, moderators, developers. In fact, they're in search of The Silo they can own. All little Elon Musks, I suppose, but without the money and the influence.