Comment Re:Security is about what you're securing. (Score 2) 189
This.
Plus the articles "guards" are near-min-wage employees hired by the conf organizer or the conf.center to just stand around and try and gate access some. They largely have no vested interest in the nature of the content or attendees.
As for ComicCon, I think you'd have a harder time sneaking into a room at DragonCon since it's fan-run, not an industry show... those volunteers are putting in a lot of time for their badge, and if nothing else, they don't want to see someone getting what they have for free. (and yes, I've been one of those people)