The DPRK doesn’t have much money. Or electricity. In our hotel, the Yanggakdo, the upper floors had no electricity (save for the one with a handful of Americans/Europeans staying on it). The Koreans would get on and off the elevator, into a floor of darkness. Shops with customers were pitch dark. The skyline at night was pitch black.
So of course they’d save $ by skimming on traffic lights. Here’s their wonderful solution:
I love the way she moves so rigidly. They all move exactly like this. It’s like an optimistic version of Modern Times, or the robot Maria in Metropolis. Absolutely wonderful.