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A comment on The Gyroscopes in Your Phone Could Let Apps Eavesdrop on Conversations. Parent comment

Re:The Gyroscopes in Your Phone Could Let Apps Eavesdrop on ... by trhway on Thursday August 14, 2014 @07:16PM (#8180319)
that an old trick by bouncing laser of the objects near the source of the sound.
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Re:The Gyroscopes in Your Phone Could Let Apps Eavesdrop on ... by gamegoblin on Thursday August 14, 2014 @08:16PM (#8180475)
I think OP was referring to a recent demo that uses only video. No special equipment required.
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Re:The Gyroscopes in Your Phone Could Let Apps Eavesdrop on ... by jradd on Friday August 15, 2014 @04:19AM (#8181376)
I'm curious if anybody has ever had any real success with this concept as a personal project. (record audio with light) My results were lackluster to say the least.
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Re:The Gyroscopes in Your Phone Could Let Apps Eavesdrop on ... by InclinedPlane on Friday August 15, 2014 @05:09AM (#8181459)
Laser microphones are an old trick, using high speed camera video of ordinary objects is a decidedly new trick.
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