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Obstacle avoidance: The challenge for drone package delivery https://t.co/f3zKeuzbXE via @Moral_time pic.twitter.com/TUPvDejVb3

— Monica Dhungel (@DhungelMonica) January 19, 2017

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from Twitter https://twitter.com/DhungelMonica

January 18, 2017 at 06:33PM
via Moraltime