Microsoft experimented with motion control far before the Wii was even called the Revolution.
Here is a USA Today article from 2002. http://www.usatoday.com/tech/news/techinnovations/2002-11-18-bonus-microsoft-xwand_x.htm
Here is a page on MS Reseach site last updated in 2004 http://research.microsoft.com/en-us/um/people/awilson/wand/default.htm the video on the site is even earlier.
Its libraries that sell systems not a single game.







