What you have to ask yourself is..

[PornoDoggy]

Oh, puuu-leaze. I learned a long time ago the only thing likely to happen when you straddle the fence is ya get busted nuts.

Some of the best teachers and instructors I ever had were complete and total assholes. Some of the bosses I learned the most from could best be described as graduates of the Idi Amin School of Tact and Diplomacy.

Most of the people who whined about their methods weren't all that motivated to learn what they had to offer, or didn't want the information enough to put up with a little unpleasantness.