More than two thirds of consumers have never bought a digital video

Bad news for binge watchers: A study found that people who reported watching more than three hours of television per day as young adults were twice as likely to suffer from poor cognition down the road, compared to those who were more active and reported less screen time.

LOS ANGELES: So much for digital dollars: A majority of consumers has never rented or bought a digital copy of a movie or TV show, according to a new GfK study. 

What's more, the average digital media collection is much smaller than physical disc collections or even VHS collections have been on average.