Hybrid Air Vehicles, a British Company founded in 2007 by the late Roger Munk and a direct descendant of those previously unsuccessful efforts, has recently achieved two massive commercial wins that seem to indicate that the airship has a very rosy future indeed... These are not the cigar-shaped gas-filled 'balloons' of yesteryear but hi-tech semi-rigid lifting bodies that rely on vectored thrust from onboard engines and the aero-lift from the body shape for up to 40 percent of thei