This is the hilarious moment a robot vacuum that spends all day cleaning up after the family dog gets revenge when the owners were not around – by sneaking up to it as it was laying down and biting on the tail. https://filedn.eu/lhVNGNsizwl5t7THnzzJ2c8/New%20public/AsiaWire-RobotVacum-01.mp4 The shot hound then lept up and…