The problem is the genre of the snarky dismissal. Perhaps there was a solid point behind what you said, but you didn&#x27;t express it that way.<p>It&#x27;s a tragedy of the commons. Posting such coments never feels harmful, but once they get above a certain level the whole community becomes filled with toxic fumes. This threshold is lower than it seems—the damage isn&#x27;t only in the fumes your comment gives off, but in the encouragement it gives others to do the same.<p>Tragedy of the commons plus broken windows theory is not an auspicious combination, so we try to be proactive about asking people not to do this.