Originally Posted by SmokeyTheBear

the videos are usually very well internally branded ( urls on t-shirts for example ), so there could be method to the madness, but if they are offering full length videos for tubes to use they should let every affiliate use them or at the very least let their affiliates know which videos they are giving out in full version so their affiliates dont waste their time showing 2 minute previews of videos being given away in full length for free.