Interview with Wolfram Greiner, Launch Manager 1Series at the Geneva Motorshow 2007 about its design.. ex interieur, Animationen zu EfficientDynamics, the new 3door, list up what EfficientDynamics is embedded in the new 1series, benefits to the customer.. more preformance. Why create a 3door – young customer want this. In the car: interieur features.