Cooper went on this tear over the UFO Cult AFTER that group laughed him out of the room for trying to say that excrement was really Shinola.
In other words, after the UFO believers (Note: NOT Lear, who tried to keep him out of trouble, but the twits who follow Lear) dumped him because he'd proven himself to be a BS artist, he flipped 180 degrees. Guess he had issues with being rejected.