The Ferrari FF has attracted a lot of attention at this year's Geneva Motor Show, mostly for its shooting-brake shape and top-of-the-range status. But for tech lovers, what really stands out about this car is the four-wheel-drive system under its skin, a first for a series production Ferrari model. Understanding how the system works beats everything else for engineering geeks, so Ferrari has offered us a detailed video on the 4WD system. Read more »