Well, if he wrote it like that, and it turns out it's not true, I call that cheap trick, to be honest. I'd rather think this was one of the mistakes Sanderson made that went unnoticed.
I remember that when Rahvin burned Mat and those Aiel around him, that there was something said like this (paraphrasing):
"He saw Mat's smoldering body, his medallion not protecting him from male channeling." Am I right?
Also, I would really appreciate if someone can tell me what happened with...