Erick Schonfeld of TechCrunch did a great piece titled Grouptivity Launches Social News On Facebook on the launch of our Social News Facebook application. Schonfeld does a great job of covering the key components of Social News and concludes by saying:

Blogs that want to create a Facebook presence that goes beyond merely republishing their feeds might find this appealing. It is an implicit recommendation system that shows someone’s entire Facebook network what news stories they are bookmarking and sharing.