Angry Birds will soon have a new home, but can it ever be a must-play again?

There are a few major success stories in the rise of mobile games that everybody knows but few still play – at least in the numbers they once did. Candy Crush is one, Hearthstone is another. However, neither quite holds a candle to Angry Birds – an app store tour de force that once reined so supreme that it spawned a global movie and merchandise explosion of epic proportions.