Hackers Outsmart Android Phone
Hackers transform a smartphone gyroscope into an always-on microphone
Really, is that what anyone really wanted to buy? Wasn't it bad enough when only your wallet could be picked?
What's in your wallet ---debit and credit cards? No, perhaps you are too smart for that. Your smart phone is encoded with credit detail making it almost impossible for digital thieves to be detected.
Perhaps you were unaware you were even carrying a gyroscope in your phone. That seems too bad. Oh well!
Angular velocity measurement (we had such navigational devices for submarine inertial navigation long ago). Now, it has been miniaturized (and HACKED). Not this from USS Alabama (SSBN-731), however.
Submarines are always silent and strange.