Haters, just don't say anything. You can't convince me that it wasn't great. Cryptic ending or not, I love movies that amaze/confuse me at the same time. I think I spent a good amount of the movie with my eyes popping out of my head. Which is embarrassing. But somehow, I don't care.
(...and Joseph Gordon-Levitt in a suit acting all badass does horrible things to my mental stability...)