The XL2 version is an update to the XL1 that will be shown later on the floor -- it's the big sister to the XL1 mediacentersystem with a built-in HD tuner.
We already knew that Microsoft was planning to roll out the 2005 version of their Windows XP MediaCenter operating system tomorrow, but the bigger deal is that they're also announcing what's known as Plays For Sure.
Not to be left out from the CES announcements, the DV8000 also has some new tricks: the Windows MediaCenter Edition operating system is an available option, as is HP's Ultra BrightView display technology, which adds a second lamp over the standard 17-inch BrightView LCD.