Real-time Robotics (RtR) has released Hera, the most advanced multi-copter ever made. Before Hera, the following was deemed impossible: A drone smaller than DJI M300 but can carry a 33-lb payloadThat drone can mount four gimbaled payloads simultaneouslyThat drone can deliver 360-degree FOV for every payload bayThat drone can fly for approximately 60 minutesThat drone…