In NUA Robotics have developed a case with motor, of its owner afterwards travels. So a part at an airport could provide quite spassige reactions…

…avoids obstacles on its own, and connects to a smartphone app to give its owner updates along the way. The battery can be recharged by manually pulling the suitcase, and it also features USB ports for charging mobile devices.

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This Robotic Suitcase Follows its Owner Around | Mashable