I think it is basically a form of semantic satiation. Mention something controversial enough times and eventually the public stops understanding that it was re

I think it is basically a form of semantic satiation. Mention something controversial enough times and eventually the public stops understanding that it was real. I wager that if you took a poll of Americans, most would believe that ECHELON is a fictional plot device in spy movies that "conspiracy theorists" think is real because they are dumb.