http://www.youtube.com/watch?v=99ohRay3QrY
8-)
Wonder how it would work with a RUDDER in the form of a fin behind the pusher prop.
Or Better still like a hove craft a circle with wanes for a rudder behind the prop in line with the air flow. ???
Should work as propulsion seems to be by air ;D
interesting :)
nice..easy to do..please wait...