Blizzard must have built Diablo 3 for the long haul. Their previous game, Diablo 2, has been on store shelves for ten years. Blizzard bolted a real money auction house to Diablo 3, slaving all the game’s code and much of the player experience to feed this cash cow. So why isn’t there anything in Diablo 3 that would make a player want to keep playing after the final boss coughs out his last breath? Check out this article that explores the problems Diablo 3 has with designing for long-term play. Joystiq has the story.