Might as well not bother arguing with him. He's your typical troll... providing no useful information to the thread while inciting arguments. I think this thread has already been derailed enough that it's not really very useful to anyone.
For anyone who really wants encryption, then as requested, please offer real suggestions on implementation of a secure key exchange method that would work in IRC. Offering real suggestions instead of telling people to search will give you a much greater chance to see this implemented. Acting high and mighty about how superior you are because you know something someone else doesn't is a waste of everyone's time and really just shows how little you know.