Hackers transform a smartphone gyroscope into always-on microphone
How cool (and scary) is that!!
http://o.aolcdn.com/hss/storage/midas/7e7071a1c25867eba865e1c9200e95dc/200587713/gyroscrope-microphone-2014-08-15-02.jpg
http://www.engadget.com/2014/08/15/gyrophone-eavesdropping-hack/
