Walking through Huge's open loft-like workspace in the DUMBO section of Brooklyn, NY, it's not unusual to see people poring over wireframes - the schematic representation of pages showing the steps, screens and functions that the agency's designers want people to experience. They're everywhere - on people's screens, in hard copies scattered across their desks, and tacked up on almost every available space on the walls surrounding the designers' bullpens. That's not surprising, because Huge is a digital design shop, after all, and wireframes have always been one of the main tools used by its team of experience, graphic and …