It is discouraging, but when you pay attention to these threads you’ll notice that it’s usually the same handful of people continually spouting BS no matter how many times their false claims are debunked.

These people employ the same cheap rhetorical tricks as Trump supporters. And it works because they are appealing to people’s emotions. And it is much harder to debunk lies than it is to make fact-free statements that are meant to rile people up.