Got this one from Laughingman, who has a keen sense of what's happening in the car world.
General Motors’ Futurama traveling roadshow was surely one of the great wonders of its time, with the Detroit giant showing America’s 1939 World’s Fair goers a vision of 1960, complete superhighways employing graduated speed lanes (50, 75, and 100 miles per hour!) and “auto pilot” technology. This was big thinking back in 1939, and the display is widely credited as the first to introduce the transcontinental “superhighway” concept to American motorists.
WindingRoad blog writes..."We love the unalloyed optimism displayed in GM’s vision, and believe that a bit more unbridled “future-think” would’ve served Detroit well during the dark days of the Seventies and Eighties. Come to think of it, Motown could probably do with a bit of Futurama right now…"