In {HEAD ~ this example embodiment}, {TAIL ~ camera rotation} is sensed by rate gyroscope 301 
In { HEAD ~ this example embodiment } , { TAIL ~ camera rotation } is sensed by rate gyroscope 301
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH