The problem is that "the internet" is still a series of connected physical cables and some entities do in fact control those. They can push off people who are using encryption they don't like or serving content they don't like, if push comes to shove
And for the specific people who are trying to make a living through selling smut, payment providers are making their lives hell
there's gotta be millions of USB wifi dongles sitting in cabinets and drawers around the globe. a couple "do-ers" with high chimneys can start backhauling for their neighborhood. Mirror wikipedia, podcasts, music, books, etc. The issue becomes "on demand" video stuff, which i haven't put a lot of effort into figuring out, because if i set something like this up the video would all be programmed for 720p+ and only 360p would be available on demand.
When the power goes out for multiple weeks, it doesn't affect me at all, entertainment wise. in a "oops all censored" future dystopia, i'd make sure my neighbors could access entertainment, even if it's self-serving for mine own self.
And for the specific people who are trying to make a living through selling smut, payment providers are making their lives hell