In a message dated 04/12/97 22:49:37, you write: << Now going farther you can use that to control a device that thrusts upward with some type of thrust vectoring control and now you have a vertical take off and landing craft, I was thinking of a disc shaped object with a fan jet blowing down and then controlling which way the air stream is directed according to where your sensor says your tip angles and where you want to go!!! >> Could this method be adapted be adapted for Goat transportation from off the rockery therby saving the roses :---)))) Steve.....