You need to check out Chris Henley’s pod cast on Windows Vista Speech Recognition, if you answer yes to any of the questions below.
Have you spent countless hours in front of your computer, saying OPEN WINDOW, OPEN WINDOW. To only have your family and friends leave the room shaking their heads as the power of your own voice commanded the window to open? Okay maybe that was just me, but I have to tell you Speech Recognition in Vista is simply phenomenal and you thought the XBOX 360 AD was cool, than I definitely know you will like this.
Chris Henley’s screen-cast on Speech Recognition: http://blogs.technet.com/chenley/archive/2006/02/21/420136.aspx