The EZ pass is an active RFID chip which is attached to your windshield. The number of miles driven on the Thruway is billed to your account.
The following website discusses possible technologies for the enforcement of congestion pricing in New York City.
http://frumin.net/ation/2007/02/congestion_pricing_positioning.html
>>>> The EZ pass is an active RFID chip <<<<<<
I have EZPass. It’s very different from GPS and has a very legitimate use.
In fact I love it.