Mitsubishi, mostly seen in this space with displays for your living room, has finally got some recognition for its display that could be your living room (a subtle yet important distinction). Yes, that's right: the Guinness folks are presenting the scoreboard at Cowboys Stadium with the coveted World's Largest High-Definition Video Display award. Consisting of four Diamond Vision LED video screens (the two main displays measure 72 feet high by 160 feet wide while the end-zone displays are 29 feet high by 51 feet wide), this bad boy is suspended 90 feet above the center of the playing surface and might prove something of a "punt magnet." To celebrate, the Engadget editors are going to take another stab at the Publ