Studies have questioned whether red-light cameras increase safety, arguing that they cause motorists to stop too quickly. One thing’s for sure: if the city deliberately makes the yellow light extra short to catch motorists and raise revenue, that definitely hurts safety. And it turns out some cities did just that. Via BoingBoing.

David Alpert created Greater Greater Washington in 2008 and was its executive director until 2020. He formerly worked in tech and has lived in the Boston, San Francisco Bay, and New York metro areas in addition to Washington, DC. He lives with his wife and two children in Dupont Circle.