Good news, advertisers are now able to watch you as you watch their ads, via your webcam or other device, to gauge your reactions. It was also used during TV shows to identify key segments. This will be the norm in the near future, just think of how many selfie-cams are looking at faces as they view ads and content.
“In the past, the BBC has used its facial recognition technology, built by in-house startup CrowdEmotion, to track 4,500 faces as people watched show trailers to see what kinds of emotions the commercials produced. They’ve also looked at how hundreds of study participants react to programs like Top Gear and Sherlock.”