Just wanted to add a follow-up to this. There has been an agreement between Jon Radoff of Disruptor Beam and a representative group of the players of Game of Thrones: Ascent to try to develop a GoT-less game that would be called Kingdom Ascent. It is to have a great deal of player input. It will require an initial outlay of Kickstarter funds in order to go into development. The Kickstarter link is for informational purposes (although I do think that it is a really cool game):