Most intersections in the Bay Area have magnetic sensors underground to detect cars and expedite a green when appropriate.
Where was this mile-long stretch? 3rd street?
Where was this mile-long stretch? 3rd street?
Many (most?) intersections in the Netherlands have early detection systems that change the light _before_ the car reaches it.
But they didn't just do this for cars, they also do this for bikes. And public transit gets signal priority allowing buses and trams to almost always get green lights.
They've spent the money improving transportation of all forms, not just cars.
[1] https://youtu.be/knbVWXzL4-4
[2] https://bicycledutch.wordpress.com/2016/06/21/traffic-lights...