Recovery and rebuild of half-scale octocopter to commence as of, in accordance with the allowable claims within the US patent application: focused on independent means of elevating the drone freely around the passenger compartment to engage and launch it into the air. An aspect of the development of the airframe is that it may be arrested either at elbow height, or the overhead and therefore tested for manoeuvrability either way. Undoubtedly that configuration offering the maximum is preferred at this outset.