Buzzfeed is sharing more details about a new technology showing how that content actually spreads. Pound (short for Process for Optimizing and Understanding Network Diffusion), goes beyond just counting social media shares and clicks. In a blog post, BuzzFeed Publisher Dao Nguyen says that will Pound, BuzzFeed can track how a story progresses from user to another, even if it’s across social networks or via Gchat and email.