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Architecture screed Bldg Blog profiles Los Angeles's traffic control system, which uses an intensely complex system of cameras, embedded roadway sensors and control rooms straight off the set of "War Games." One of the coolest features are the loop-like sensors — literally, inductive loops — that detect the presence of cars (or other large metallic objects) and relay the information to the processing center in real time. All the data is captured, measured, examined and saved for tracking purposes — all in the name of keeping traffic moving even the slightest bit more smoothly. Think of all that technology eyeballing your ass next time you challenge the guy in the Supra to a stoplight run.

The Geometry of Traffic Control> [BDLG BLOG]

Could Car Computers One Day Interact with Traffic Lights? [internal]