The tilting vehicle
Check out the amazing videos of the tilting vehicle;
Its obvious that the most efficient method through a corner is to tilt the vehicle mass into the curve [ exactly the opposite to a motor car].... a car is fundamentally inefficient. Its not that the major companies don't know this, but they have proved time and again to be unable to grasp the technical fundamentals required to produce a simple steer narrow Tilting Vehicle.
It has a more “home made” look than the Piaggio MP3 but it looks more comfortable should be a great fun to drive.