It has become common for political activists to demand that social media engage in bans and content warnings, because the other side is too stupid to know false facts from the real kind. In reality, everyone who takes their politics too seriously is inclined to believe the worst when it comes to others, and calling for bans is more of a patronizing way to pretend they care about discourse when they most just want to control it.
This has led to companies like Facebook and Twitter either outright censoring some content or putting nonsensical fact checking warning labels on it. Here is a case in point from our own Facebook page:
Here is what it was ridiculing: