This one has been around for some time. Must admit like another post in the thread dont understand why they have gone 4 wheel when 2 rear and 1 nose would work well on both car and plane.
One nose wheel would hgave made for less weight and better streamlining.
Three wheeled cars unfortunately have a tendency to tip over when they steer too sharply, as demonstrated repeatedly (on purpose) by Jeremy Clarkson in this Top Gear video: