If it flies or hovers, it will be at the Paris Air Show

While Airbus and Boeing will again hog the spotlight at the Paris Air Show with their battle for ever-larger slices of the lucrative pie in the sky, a lot of the really interesting stuff will be going on elsewhere at the upcoming biennial aviation and defense industry gathering.Lockheed Martin's F-35 jet will crane necks with high-speed aerial displays, drones will again be a hot topic and a would-be flying car will aim to show that it is closer to getting off the ground as a consumer ride. Defe