followers. They want believers, because believers are money. "Faith" sells.
That is why the self proclaimed "UFO experts" never will tell you the truth. Either you are a believer OR you are a malefic debunker. There are no options. Faith OR condemnation.
That is why the following documents published by David Clarke, the British author of "How UFOs Conquered the World: The History of a Modern Myth", are a MUST READ, for those who want information, not dogma.