Your word choice is just bizarre. Nobody would be excluded, they’d only have to make a profile on a different, normal server. And nobody would be “hurt” by not having access to Lemmy’s memes about Linux and similar stuff.
just don’t follow any of them if you’re not interested in any of them
Except that theoretically my “All” feed would still be full of garbage-tier content that people typically expect and post on Meta’s services, and that userbase with its same mindset would eventually spill over into the communities that I do follow too.