…and anybody who dislikes that speech can order a botnet to make your connection unusable, and it is very unlikely that the perpetrators will ever be caught.
Going back to the Cloudflare example, the organizers of that campaign did not want Cloudflare to withdraw service because they thought that this would take the site down, they wanted them to withdraw service because this would make them vulnerable to criminal activity (DDOS). And, sure enough, that is exactly what has happened.
I mean, if people hate your speech so much that they are willing to spend resources to silent you, you have to consider how much you value your freedom of speech.
because a private company surely don't value it as much as you do and won't protect you especially if what you say ends up in a DDOS attempt for them.
Going back to the Cloudflare example, the organizers of that campaign did not want Cloudflare to withdraw service because they thought that this would take the site down, they wanted them to withdraw service because this would make them vulnerable to criminal activity (DDOS). And, sure enough, that is exactly what has happened.