Worse, governments can also just block Cloudflare's IP ranges wholesale - because Cloudflare is used to launder IP addresses for sites with shady and/or illegal content.
Legitimate sites get blocked too, but most governments probably won't care.
Isn't this an argument in favor of centralization? Right now, those legitimate sites include many government websites which means that most governments do care. You know what IP block they definitely don't use? A tiny provider for DIY blogs or whatever.
Legitimate sites get blocked too, but most governments probably won't care.