New research shows Facebook has lost a total of eleven million users, nine million in the US and two million in Britain. Researchers at the University of Vienna analyzed 600 users and found they quit for the following reasons:

Privacy concerns – 48.3 percent
General dissatisfaction – 13.5 percent
Shallow conversations – 12.6 percent
Fear of becoming addicted – 6 percent

Studies show the majority of users that quit the site were older males.