South Korean inventor Mok Young Bak took his apparent obsessive compulsive disorder—an intangible thing—and put it into Caduceus, a very real thing. It serves one, mad purpose: Simultaneous cellphone usage from a remote location.
Worry not about silly questions like "Why not just carry the phones with you?" or "Should we call the police?" Instead, let's just take a brisk look at what's going on here and move on, quickly.
The swinging apparatus is a webcam and the three phones are suspended beneath its swaying gaze. The rest of the servos, cables and electronics control every facet of those three phones, save the tiny voices in Bak's head.