[...]YouTube will soon be encoding videos in the H.264 streaming-efficient compression format preferred by Apple TV, and that all new videos submitted to YouTube as of the mid-June launch of the AppleTV update will be playable by the device. From then until fall, YouTube will be encoding its entire back-catalog in H.264 format, adding videos in chunks until everything is accessible to Apple TV users.[...] See full article at Ilounge.comAs of today, only some You Tube content is available on the Iphone which works similarly to the content on Apple TV.  Does this mean that the H.264 codec is the future of mobile video content?