It's inspired artwork, sketch shows and even a Pomplamoose cover, but flinging feathery fowl is ultimately a serious business. Rovio has announced that in 2011, it made a huge $106.3 million turnover and a whopping $67.6 million in profit (before tax). Fueled by the success of Angry Birds, Seasons and Rio, the company grew by a factor of eight in the last year, from 28 employees all the way to 224. The company adds that the three games w