Storytelling is usually a way to communicate what happened in one place to someone who was in a different place. The storyteller is the mediator of this narrative. In a game, this changes a little bit. Instead, the listener pretends to be a participator in the story and they craft that story themselves through the choices they make in the game.
This works particularly well in RPGs. A single player is able to see a character (sometimes many) and a world shift before his eyes as he makes changes that are meaningful. Some of the most powerful stories told in games earn much of that power through the agency they give to their players.
Story in an MMO has up to this point been quite different. As an MMO player, one enters a world that is much like our own. There are many stories happening, many characters and players, and many places to explore. Each place may have its own story and sometimes we happen upon stories we didn’t expect. In most cases, these are told through quest text, a somewhat tedious element of the game which many players skip. More