If you have a laptop, run Windows XP and are dissapointed with the battery life, then your'e not the only person. Myself, along with many other people, are extremely hacked off about this, and now know the exact reason why. Chances are, that if you have a Internal TV Tuner, Card, or any USB2.0 device attached to your computer, the this is why. In my case, it's my Wireless Network Card. Microsoft quietly released a patch for this bug which can be found here
. Your laptop's version of XP will be validated during installation. The installation only completes and take effect if you're running a genuine copy of windows. You have been warned.