While we love the way competition helps to bring down prices, format wars can just bring us headaches. Paramount Pictures, Universal Pictures and Warner Brothers have all announced their support for HD DVD, which was developed by Toshiba and NEC; while Blu-Ray will have Dell, Philips, Sony and Twentieth Century Fox in their corner. It's still too early to tell, but it sounds like Blu-Ray will emerge victorious, especially since the PS3 will support it out of the box, and it holds about a third more data. The downside is that unlike HD DVD, the hardware would be more expensive and incompatible with current players.

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