As for The Witcher licence, there are two expansions for The Witcher 3 and beyond that, Badowski doesn't know. "We need some time," he says. "We need to take a breath from The Witcher franchise. We have some ideas but let's wait.
http://www.eurogamer.net/articles/2015-08-17-inside-the-witcher-3-launch (fantastic article btw)
http://www.eurogamer.net/articles/2015-08-17-inside-the-witcher-3-launch (fantastic article btw)