FTC warns app developers against using audio monitoring software

 The U.S. Federal Trade Commission has sent warning letters to 12 smartphone app developers for allegedly compromising users' privacy by packaging audio monitoring software into their products.The software, from an Indian company called SilverPush, allows apps to use the smartphone's microphone to listen to nearby television audio in an effort to deliver more targeted advertisements. SilverPush allows the apps to surreptitiously monitor the television viewing habits of people who downl