Smart navigation that actually prevents congestion is being demonstrated by Graphmasters in Hall 8 with the aid of some eye-catching Lego. As with most navigation systems, drivers are warned about congestion ahead and the system suggests a modified route. However, according to Graphmasters’ Alexander Meister, the same suggested diversion is given to all vehicles, resulting in simply relocating the queue, whereas drivers using his company’s Nunav app are given different individual routes even if they are go