Chinese robotic traffic controller - GIF

Chinese robotic traffic controller.

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Previously:

1967 Swedish bidirectional traffic reorganization - photo
Air traffic controller keyboard - photo
Beijing traffic control room - photo
Equestrian traffic signal - GIF
How traffic cones are manufactured - GIF

Is it working? Or is it just a demo? We don’t have a good view of the traffic it is ‘controlling’

It's like a Rube Goldberg traffic light.