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Mobile gaming has led to a jump in the profits of gaming companies, which come mainly from various purchases within the game itself, such as: skipping or opening unique stages, purchasing characters and various accessories for them, or purchasing coins, tokens, diamonds or any other means of in-game purchases. The gaming industry in the last decade has become, following the rise of smartphones as the main gaming platform, a much more accurate industry based on different economic models. Gaming companies often go on a tightrope, with the addition of new features, and entire departments are on hand on the pulse when entering one of these into the game.