It was a matter of pride for the enterprising quartet from IIT Bombay – Urmil Shah, Rohan Vadgaonkar, Prathamesh Joshi and Pushkar Limaye – to watch the mean machine they built storm down the Silverstone Circuit in England. The auto enthusiasts had developed a device that helped them track the performance of the vehicle from the pit, which led them to the launch their start-up, Carnot.