New Games: Here's to Immersive Narrative

Judging by the E3 Games fair this year things are just getting faster, more interactive and more player driven in computer games.

The yet to be available new game Spore is descibed as a Single Player Massive Online Role Player by Will Wright, designer of the Sims. Here is a link for short video on the conference.
Why am I interested in this?

My planned paper for the summer school IT and the Humanities is, at this very uninformed stage: Sims2 as Narrative Engine.