I think Perception is a little more than just a parody of the Nolan's original. I think that Beckman is playing with some of the same concepts and ideas as Inception, though I don't know if he's doing that on purpose. Ultimately, for a brief little send-up, this is a fun trailer to watch.
Interested in the wide world of machinima? We have new movies every weekday here on WoW Moviewatch! Have suggestions for machinima we ought to feature? Toss us an email at email@example.com.