HackerTube / Video
The Senseless Ambiguity of North American Turn Signals
Technology Connections
Technology Connections explains why North American tail light rules, which allow red turn signals and flashing brake lights, make signals ambiguous. He argues for amber signals and cites studies showing a safety benefit.
HN points to it as the informative explanation of US turn signal quirks whenever signal design comes up.
4 Hacker News mentions · 2020–2024