[mcantelon]

>The detection system, which triangulates sound picked up by acoustic sensors placed on buildings, utility poles and other structures, is part of a wave of technological advances — among them, license plate scanners, body cameras, Global Positioning System trackers and hand-held fingerprint identifiers

This technology also happens to be very useful for domestic counter-insurgence, something of interest to an economically polarized state during a time of economic transformation.

[cperciva]

No, it really isn't. The first step in any insurgency is to compromise intelligence and surveillance systems, and these sensors are very fragile sitting ducks.

[Daniel_Newby]

Insurgents do not attack prepositioned listening posts. Their tools are randomness and radio silence.