The thing that i noticed is that you can create your own quest. I watched some of the video and you can add traps and re-spawn points all over the map. So I wonder how far it can go with possible DID stuff.(Having your player captured or even freeing people, etc)
http://www.youtube.com/watch?v=KH0HTML3j_c" onclick="window.open(this.href);return false;
I'll look more into it, but if anyone knows more about it do share