Yosef Lerner
1 HN recommender · recommended in 4 months, 2017–2020
1:32 · 2.5M views · Oct 30, 2013
A short social experiment video in which people mimic the New York subway practice of workers pointing at signs and signals. It makes the point cheerfully.
It is linked in threads on pointing-and-calling and error prevention as a light illustration of the practice.
4 comments from Hacker News
It's a little late in the game to get this seen, but they do this in the NYC subways too. It made for a great video! this video
A NYC-via-Japan subway practice is another nice example: [LINK] which led to this delightful friendly prank: this video More examples of the narrow and broader meaning: [LINK] But these aren't great examples because they don't capture the important aspect of an automated system detecting and reacting to an operator violating the process protocol.
One of the more interesting examples of this is the NYC subway operators pointing at signs to show attention: this video
Here's a video of people having a bit of fun with it. this video (New York City imported the practice from Japan)