Wired covers this story too, and they thought of surveillance. http://www.wired.com/gadgetlab/2010/10/super-microphone-picks-out-single-voice-in-a-crowded-stad

Wired covers this story too, and they thought of surveillance. http://www.wired.com/gadgetlab/2010/10/super-microphone-picks-out-single-voice-in-a-crowded-stadium/ http://www.wired.com/gadgetlab/2010/10/super-microphone-pick... (last paragraph) Sports events do sound suspiciously like they've been chosen as a good demo for the surveillance applications of the technology.