Fascism is at its core about maintaining societal heirarchy. Bigotry and elitism naturally follow from the belief in heirarchies.
It's no surprise that Mussolini advocated for "class collaboration" (and also coined the term himself), in direct opposition to the fundamentally leftist concept of class struggle.
Why wouldn't the All feed have as many communities on small instances? Does federation have to be 'consensual'?
Also, I noticed I can reply to comments on this thread but not the post itself. Does this have to do with federation or is it a limitation of Jerboa or smthn?