Phil McCoy writes:
This clip explores the world of Project London and introduces the opposing forces, Joint Command and The London Underground. All 3D animated elements were created using Blender, open source software. The clip features "Multiply" performed by Half Acre Day, available exclusively on the Project London Soundtrack.. We recommend playing this clip with your volume control turned way up.
They have also announced an upcoming graphic novel based on the movie. Sounds pretty awesome!