From the Bold Statement department; Gartner is predicting that half of all data centers will run out of power by 2008. Reading through the article, I see that they are not going to go dark (yet), just that they will need a lot more juice to stay operational.With the architectures of data centers changing radically (mostly with the advent of virtualization), it still probably time to green your data center. Here's a nice slide show from CIO Insight that will get you off on the right foot.