Comment by jampekka Comment by jampekka 14 days ago 1 reply Copy Link View on Hacker News In most of the world that job is done by a traffic light.
Copy Link voidnap 14 days ago Collapse Comment - 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. Reply View | 0 replies
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.