no idea the point of this but seems at first pointless
The second is the ability to market your app to your clients or fans via your website or through Facebook, to get instant engagement (vs a banner/screenshot) to drive downloads. We've found it to be highly effective and the average app play is about 1:30. Hope that helps!
I can't believe that Apple hasn't come up with some excuse to release the hounds. Few good deeds go unpunished with those guys.