The Smallest Minority on earth is the individual. Those who deny individual rights cannot claim to be defenders of minorities. - Ayn Rand
On a blog your size, a 122+ count comment thread isn't a discussion, it's a long-term relationship.
(Or a wildcat chat room).
Then what do you call one that runs (at present count) 263?
Frankly at this point we could probably arrange a convention of "people who have argued with Mark" and get a reasonable attendance.