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dracodraconis The US Air Force are planning to build robotic planes that "refuel" by attaching themselves to power lines. They even plan to have them retract their wings so that the drones appear to be debris. |
dracodraconisdracodraconis| The US Air Force are planning to build robotic planes that "refuel" by attaching themselves to power lines. They even plan to have them retract their wings so that the drones appear to be debris. |