I wrote it many times: Massa, Alonso and Rosberg were also testing a Schuberth SF1, a new model that was tested even before the year started in February. The cameras are all black because I think teams are running only one car, and anyway a driver at a time, so no need to distinguish. The periscopes I think measure speed or other data, and the cranes pick cars up from under the, how do we call it, hole beneath the camera. Here’s an example.