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While not this exact claim, years ago I wrote an app for a TV show to detect ultrasonic tones embedded in episodes of the show. While not solely for tracking (i
by mikewhy 7y ago
While not this exact claim, years ago I wrote an app for a TV show to detect ultrasonic tones embedded in episodes of the show. While not solely for tracking (it was to sync a clock to the episode you're watching), there were special tones to trigger ads.
I could easily see this being expanded upon and included in a tracking SDK.
- rimliu 7y agoHow did you get around the permission to use the microphone restriction? And if it is in use the status bar turns red on iOS.
- layoutIfNeeded 7y ago>How did you get around the permission to use the microphone restriction? An app can already have recording permissions for legitimate reasons. >And if it is in use the status bar turns red on iOS. It only turns red if a background app is recording.
- mikewhy 7y ago> How did you get around the permission to use the microphone restriction The app asked for permission as usual.