And if you argue against them successfully enough they shut down into "lolumad" trolling or simply calling you X label to avoid having to engage with anything you said.

One of the greatest evils plaguing us all these days is pride, and with it the lack of humility enough to say "yeah I was wrong on this" or even a simple "you clearly know more about the topic than I do so I'll leave it there." That last one isn't even an admission of being wrong, only that you are outgunned and it would only waste time.