Rethink Robotics, the firm that designed and manufactured Baxter the famous industrial robot, has met its match. Robotis’ Bioloid, an educational DIY robotics set, has developed a new, hipper cousin to Baxter that dances – Gangnam Style. And no wonder. Baxter is a “serious robot” who has a job at Vanguard Plastics, a Connecticut manufacturer. He doesn’t have time to goof off.