3 ms·

> That kind of job existing in the first place is the problem. Why? You don't think that job is important? To prevent injuries around a construction site?

• jampekka 2y ago
  In most of the world that job is done by a traffic light.
  • voidnap 2y ago
    I can't speak to Japan, but the construction sites I've seen where someone is directing traffic also make use of traffic lights. They serve different purposes.