> cameras are being used to detect traffic and change lights? i don't think thats happening in USA.
Has been for the better part of a decade. Google `Iteris Vantage` and you will see some of the detection systems.
Has been for the better part of a decade. Google `Iteris Vantage` and you will see some of the detection systems.
They are _very_ expensive so if you see one deployed, it's almost certainly not just a mere decoration for the traffic signal.