I'm happy that the team took their passion to execute one something so effectively. But not all ideas are good. It violates Fitt's law by placing all user interaction within a vertical band next to your computer. This is very uncomfortable and decreases the usefulness for most applications (because missing the interaction band is likely). If these were wireless gloves that I could more easily (with my arms in any loc…
You are forgetting that "most applications" are designed for a mouse and keyboard.
A more useful critique would be to analyze the type of applications that can be built with LEAP in mind.