I first heard this this story on "Extra Credits": http://www.penny-arcade.com/patv/episode/narrative-mechanics http://www.penny-arcade.com/patv/episode/narrativ

I first heard this this story on "Extra Credits": http://www.penny-arcade.com/patv/episode/narrative-mechanics http://www.penny-arcade.com/patv/episode/narrative-mechanics No affiliation, but if you like this kind of game analysis, be sure to check out their series. It's bite-sized and pretty good.