“The dialogue around Super Bowl ads has changed–it literally used to happen at the water cooler, and now, the minute an amazing ad hits, the Twitter world goes crazy,” says Tor Myhren, chief creative officer of Grey New York. “I personally believe the YouTube view count is the single most important factor in judging the success of a Super Bowl ad.”

via Super Bowl Ad Stories: How to Measure Ad Success in the Digital Age | Fast Company.