>Being “right” but unconvincing because of abrasiveness is just screaming into the void, or worse, into an echo chamber. If he can’t create an article that wins people over with reason then why write the article at all?

Good question. Perhaps the answer is that we're beyond convincing at this point. A product of dispersion. We Americans all drifting apart economically, politically, and in how we perceive reality. As to where that leads us - likely chaos.