Its not about welcoming it, we literally cant stop them from doing it. The only thing you can do is join instances that dont federate with corporate instances and thats where the schism will likely happen.

Volkswagen-Audi Group (VAG) wont want to federate with instances that also host hentai and cuck porn. So you will see a divide, between the corporate and heavily administrated instances (Administration that would cost money. Either adds, sponsorship or paid membership that you would let your kids have accounts on and “Free Fediverse” instances that would be far less restrictive.

Eventually the masses will want to follow the corporate and sanitised fediverse because these people have marketing budgets and can pay teams (have AI) generate content for their brand and the “free fediverse” instances will become the fringe groups.