Million on 05 December 2008
I think I read something about them wanting to do RPG's of some sort after GT5 , turn based or mmorpg I can't remember too well.
Lemme find a link.
edit :
"
He also added that it would be his "dream" to take a break from making games about cars and develop an RPG "with a similar high quality as GT" - however it remains a more distant possiblity, he added as all 120 of Polyphony's employees are tied up making GT5, the final version of which might not be out until after 2009, he confessed"
http://www.developmag.com/news/29626/Polyphony-looks-to-PC-game-development
