Actually most of this becoming very popular with the advent of ios/android/windows phone devices.
Gameization of such mundane tasks such as working out has become very popular. Look at the sales of items such as the fitbit PR the Nike fuel band,
There is a difference between the gimmick of say a wiimote and something like ios side games.
Hell and most are still games games like the Mass Effect mobile game which is a straight forward third person shooter that connects to the retail game to give you galactic ready ness points.

