Fox continues to pull back the layers of its release schedule for Avatar after yesterday's press event with director James Cameron, producer James Landau and Earth Day Network President Kathleen Rogers (above) as Reuters indicates the Blu-ray 3D version will arrive next year. What does 2010 hold for the most dedicated fans of Pandora? While the DVD and Blu-ray editions due April 22 will arrive stripped clean of any extras whatsoever, a registration code slipped in the case will give owners access to "The AVATAR Program" to