Originally Posted by CountChocula 
Meh, I think I would prefer a chance to have greater character customization options, different races, classes, etc., more than another Geralt story.
Well unfortunately it's not going to happen any time soon. It's not skyrim and I doubt it will ever be. Though I would be intrigued with a new setting and character after the third game.
Just finish Geralt's story then they can do whatever they want.