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              Hundreds of smartphone apps are monitoring users through their microphones
 
            
            (www.the-independent.com)
          
          This is a most excellent place for technology news and articles.
I read about that recently as well. There is a problem though. Your phone can turn your voice into text instantly. It’s a feature built in to your keyboard. They could turn the audio into text and then transmit the text only. Saves much data that way.