Not quite enough to make B. reach for his wallet, but maybe encouraging enough to make F. wish he reached for his, is this article about facial recognition during the super bowl:

Come Super Bowl Sunday, one Boston-startup will use facial recognition technology embedded in hundreds of area televisions to track how participants respond to the commercials, a primary draw for many viewers tuning in this Sunday night to watch the Denver Broncos take on the Carolina Panthers. Boston Globe

Wonder who their customers are and how much they are paying.