I bought it the day of, and am in the process of forcing it upon as many people as possible. You're right, though, the extra content was a little disappointing.

However, it is nothing compared to the atrocious cover art. o.O I want to know who the hell is being all seductive wild sex womany on the cover, because that is not River. When I first picked it up, I thought it was some crazy porn spoof or something. Oh, the dismay when I realized it was the actual movie.