How difficult is it to make fun of a comic book convention? “The Simpsons” did it brilliantly. “Ted 2” did it recently. And yet, “Supercon,” a film whose sole purpose is to pants geek culture and convention business, doesn’t contain a laugh, a satiric idea, or a single functional scene. Co-writer/director Zak Knutson is flailing from the first frame, in charge of material that has no sense of timing or structure, and its concept of humor is downright deadly. “Supercon” should be an easy lay-up in terms of plot and characters, but the writing destroys whatever potential invention was there to begin with, hammering the audience with a level of crudeness that transforms a wannabe romp into a punishing viewing experience.  Read the rest at Blu-ray.com