It’s often repeated that winning an Internet argument (IA) is like winning the special Olympics; you’re still retarded.
Have you ever gained from participating or reading an IA?
Are IA particularly unproductive as opposed to arguments outside Internet? If so, why?
I remember having a disagreement with someone on a blog where we both had incompatible opinions and not feeling any hostility. Someone even remarked out civil we were. What can enable that?