>Encrypted radio beacons, for example, which beep to alert the driver when they are being probed. And when "encrypted radio beacons" are placed everywhere that

>Encrypted radio beacons, for example, which beep to alert the driver when they are being probed. And when "encrypted radio beacons" are placed everywhere that Automated License Plate Readers (ALPR) exist, that changes things exactly how -- instead of identifying cars (and, by extension, their owners) by their license plates, you do so with these hypothetical "beacons." How is that any different than what folks are doing today and why would that be less invasive for governments and corporations to collect en masse to track folks wherever they go?