I don't call people "stupid". I did tell him it wasn't a good idea but he wanted to try it out anyways. For some reason, he doesn't listen to women unless they have a male backing her up with facts and statistics.

I'm glad you decided against it.

Many people are pretentious on forums because they don't have to have a face to face conversation with that person. So how would the other person know if he was telling the truth or not? He can't unless he catches him in a lie.