The breakout thing was being featured in UK iTunes store. They claim it was due to being popular in smaller markets first, Apple did take a notice of that and p

The breakout thing was being featured in UK iTunes store. They claim it was due to being popular in smaller markets first, Apple did take a notice of that and put them to "feature list" in UK (http://onsoftware.en.softonic.com/interview-angry-birds-ville-heijari http://onsoftware.en.softonic.com/interview-angry-birds-vill...)