> "Your audio data"<p>> "Certain data" about hand, body, and eye tracking<p>> Fitness-related information<p>> "Information about your physical environment and its dimensions"<p>> "Voice interactions"<p>That kind of data can 100% be matched back to a Facebook profile. There should be a legal definition of "anonymous data" so that companies like Facebook cannot have the opportunity to pretend they care about their user's privacy.