Billy Lane built a motorcycle with this concept long ago: http://www.partty.com/Home-Bike/BillyLane.jpg http://www.partty.com/Home-Bike/BillyLane.jpg [edit fo

Billy Lane built a motorcycle with this concept long ago: http://www.partty.com/Home-Bike/BillyLane.jpg http://www.partty.com/Home-Bike/BillyLane.jpg [edit for better link]