I think the only disagreeing we would see if someone was not a good trader. On the other site I never saw anything that started a war.
I got one bad feedback on ebay and the buyer didn't bother to contact me first. They called me names and on their's I said you can tell the kind of person by what they type as a rebuttal.
Dave did you have this problem Of ugliness "Over there"?
What about just good or becareful boxes and no place for a comment?