Yesterday, Techcrunch announced that Mint was adding gameplay to its service in the form of a financial fitness score. The Techcrunch post already pointed to Foursquare as a service that is making very effective use of gameplay to motivate activity and engagement in the system. I have also found this to be true for TheSixtyOne, which awards points for many different kinds of behavior. I believe we will see many more sites adding gameplay components going forward, much like sites added social ...
