Fascinating. Obviously the thing to do is to predict user input. Capacitive sensors within buttons to try to detect when your finger is above or resting on a k

Fascinating. Obviously the thing to do is to predict user input. Capacitive sensors within buttons to try to detect when your finger is above or resting on a key? Or just hall effect analog buttons, so you can tell when the button starts to go down before it reaches the bottom of the depress action.