by David Lazarus
TiVo revealed the other day that it's offering TV networks and ad agencies a chance to receive second-by-second data about which programs the company's 4.5 million subscribers are watching and, more importantly, which commercials people are skipping.
This raises a pair of troubling questions: Is TiVo, which revolutionized TV viewing with its digital video recording technology, now watching what people watch? And is it selling that sensitive info to advertisers and others?
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