And this is because...if he is involved in the adidas campaign (which he obviously is)...he must have signed some kind of contract which emphasizes his agreement of secrecy until the outcome of the campaign is unveiled.
And his secrecy is critical because otherwise the campaign and the million of dolars invested..would go to waste.
- - - Updated - - -
we have yet to see that video..and even the guys who recorded the video have contradicting ways of views about it,....so is not clear as day as it seemed as first