Throughout most of the year, the major story in Formula One has been that of the spy scandal. While the practice of teams spying on each other, at differing levels, has been going on since the sport started, this year the acceptance of what is permissible boiled over and led to two teams being hauled in front of the governing body's World Motor Sport Council (WMSC).
The witness statements and evidence made available to the public by the FIA give a unique insight into some of the workings of the modern F1 car. This rare access gives us the opportunity to look at some of the systems on an F1 car, and explain their importance.
Formula One teams keep a closer eye on one another than most people realise.
We know that the teams take detailed photographs of each other's cars, and that they monitor tyre usage and fuel loads as closely as external observation allows.