cartechboy writes: Whether its the Mayan calendar, a rough economy, or a fear of zombies, there are people who are currently preparing for the end of the world, coming, like, soon. And they can attract some fringe elements. So maybe those elements are worth a little truck marketing. Yesterday at the Texas State Fair, Chevrolet unveiled a "Black Ops" concept truck that it says will "explore the extremes of preparedness." The truck comes with a vault storage unit, solar power pack, gas masks, gloves, a military first aid kit, a folding shovel, a generator and some rope. Twinkies apparently not included.