Confidence in your product is one thing, but thinking you can turn a game about birds crashing into pigs into something with a larger fanbase than Star Wars or Harry Potter, and you sound delusional.
Meanwhile, it keeps its players entertained with new updates, 40 ways to play the game, 300 levels and three new brand installments: Angry Birds Seasons, Angry Birds Rio and the soon-to-be-revealed Mine and Dine (a new game that features its grubbing pigs and plump birds underground).