At last week's ITS America Conference & Expo in Grapevine, Texas (April 24-27), Yunex Traffic showcased its new Blade traffic controller – with a Back to the Future style Delorean parked outside to illustrate the concept that this is the technology of tomorrow. Here Yunex Traffic's Rodney Mathis and Michael Gärtner highlight to TTi editor Tom Stone just some of new features that make this technology so exciting.