There is the usual talk about how companies aren't bound to the first amendment. If you only adhere to it because you are compelled by law you fail the most basic levels of literacy on that topic.

This doesn't mean you are not allowed to oppose the opinions uttered in that subs at all. But its prominency is mainly caused by tantrums like this in the first place. This is destructive in many way and reddit does promote actors far worse than people believing misinformation.