Rallies are amazing, we don't need to tell you that but they do have a fundamental problem conveying the excitement and the skill of the drivers because they are, essentially, impossible to televise. On board cameras have helped tremendously but there is nothing like watching a rally car from above, slashing its way through a special stage.
Normally this would be done by a helicopter with all its own inherent limitations and costs. Enter radio controlled drones, maneuverable, relatively inexpensive and able to provide shots a helicopter could never achieve.
Germany's FS-Aviation is a leader in this field with their work in VW sponsored octacoper which you have already seen in action in MonteCarlo and Sweden.