The almost universal critical panning of Steel Battalion: Heavy Armor was a nail in the coffin for new Kinect experiences. Microsoft's magic eyeball of potential has more or less been boiled down to a Dance Central peripheral. Yes, there are a few gems like Child of Eden and The Gunstringer, but Harmonix seems to be the only developer (including Microsoft) who has crafted a truly lasting classic using the Kinect. If there is any hope for controller-free gaming beyond dancing games, it's going to take a lot of improvements. Here are five ways the Kinect 2 will have to improve on the original.