It's an app to help you collect, remember and share the nuggets (of wisdom) that you learn. We are launching it next week. For more -
http://blog.nuggetsapp.com/post/63541384813/remember-everyth...
http://blog.nuggetsapp.com/post/63541384813/remember-everyth...
I'm pretty much always enrolled in a couple of MOOCS and have been thinking about using a method like this to improve my retention.