Sure, Christopher Nolan's priority right now might be Inception, but to judge from the golf cart he rides around the Warner Bros. lot, another Batman film is never far from his mind. And yeah, this mockup of Bruce Wayne's Tumbler from The Dark Knight even has a jet engine in the back, just in case Nolan needs to make a speedy escape from studio executives trying to upsell him on 3D. [This LA Life via Slashfilm]