I think when this kind of technology takes off, it will definitely happen. I can't imagine anything more awesome than 360°, 3D, 6DOF, HD head tracking with a friend in the same Huey as the co-pilot :D
Screw the keyboard. That's why we have a HOTAS and fully clickable cockpits. It's pretty easy to find a mouse with your eyes closed... Try it, you'll be surprised.