[QUOTE]Some of Microsoft’s most important customers aren’t happy with the battery life offered by notebooks running Windows Vista…
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http://news.com.com/Vista+draining+laptop+batteries,+patience/2100-1044_3-6181366.html
Using any graphics-intensive application on a laptop is going to drain the batteries quickly. You might as well play Half Life 2 as use Aero- both will suck the juice out of your cells in a fraction of the maximum battery life.