Personally, although women's responses to a lot of these goaders does give women a chance to put forward their argument, and of course, any lurkers will see, the reason why a lot of MRAs like popping on here is precisely because we give them comprehensive answers.
Although, I'm guessing it's not about the content, but far more about the quantity. One or two provocative words in their post will generate three or four responses.
It's attention seeking you can see from space.
Some men just find it exciting, of course. Any attention is better than the none they get irl.