Facebook is launching a new feature called Friendship Page – which is like a document all of your interactions on the network with particular friends on designated pages. The Friendship Page will display public Wall posts and comments between two friends, photos in which both are tagged, Events they RSVP’d for together and other information. As much as I am paranoid about privacy on Facebook, this is a welcome feature really. You’ll be able to see Friendship pages between yourself and a friend, or between any two other people in which you have permission to view both peoples’ profiles. After all, Facebook was is meant to connect, build and cherish relationships! I am sure some of you will still find a reason or two to curse Facebook, but this feature is a wonderful example on how user activity data can be used to tell a story by cross referencing and proper data analysis. Friendship Pages will probably be rolled out throughout the day, not all users are able to see...