Regulated capitalism is still capitalism. There’s no such thing as “pure” or “impure” capitalism, the social relationships to capital are the same. Lassiez-faire capitalism is just a flavour of it.
It’s like ice-cream: you may prefer chocolate ice-cream over vanilla ice-cream, but they are both flavours of ice-cream and you wouldn’t say “yea, that’s not pure ice-cream”. Some people may even dislike ice-cream altogether and prefer cheesecake.
Everyone should get out now because Plex has started to ruin things and you should seek alternatives now, while you have time, and not wait until they finish shitting the bed.
And no, jellyfin won’t do anything like this because they don’t have control over how you use it and don’t force their cloud on you.