Just surfing youtube and came across this. Not only because it is so impractical and must go through barings etc like crazy but it looks so sh*t its unbelievavble.
http://www.youtube.com/watch?v=LgIrDyUEBjY&feature=fvwrel
http://www.youtube.com/watch?v=LgIrDyUEBjY&feature=fvwrel