I really don't want to say this but, the real names policy does help in terms of trolling behavior for certain communities. When TechCrunch switched over from Disqus to Facebook comments, the amount of trash and trolling was immediately reduced and stayed at a minimum permanently. A lot of the media outlets (Motherboard, Vice, NPR) who've disabled commenting altogether were using Disqus. I've noticed media outlets th…
Also, I've certainly seen plenty of flaming in FB comments on news sites.