And at sprintgurus.com he wrote:
"And as an added bonus, those of you on SprintGurus will know before the others as I did not include this in the blog post.. There is a demo song and demo video pre-loaded on the device.
Song is Pink Floyd's 'Wish You Were Here Re-Mix" &
Video is the movie trailer for 'Up'
You can make your own assumptions from one of those, if you read between the lines"
http://sprintgurus.com/forum/showthread.php?t=315