At its peak in 2010, World of Warcraft boasted 12 million players, making it by far the world’s most popular massively multiplayer online role-playing game (MMORPG). Set in the fictional world of Azeroth—a universe so detailed and sprawling that one can get lost—the game allows players to interact within the framework of an intricate social class system. What devastating in-game incident so closely resembled a real disease outbreak that it attracted the attention of research scientists? Discuss