So you have n companies each applying their own subjective judgement over their own networks, or you have 1 government applying its own subjective judgement over all networks in that country.
It's highly unlikely that the latter is more friendly to fringe or extremist views (setting aside whether or not that's a good thing).
It's highly unlikely that the latter is more friendly to fringe or extremist views (setting aside whether or not that's a good thing).