At some point big time donors from USC, Miami, FSU, or an SEC school will come with an offer he can't turn down. It wouldn't surprise me one bit if somebody was willing to fork over his 10 million buyout right now. There are a lot of desperate programs out there right now.
Plus he's set very high standard this season that will be hard to reach going forward at Minnesota. Glen Mason was actually talking about this on sports radio a few weeks back. He basically said, year 1 & 2 is for setting up your culture and getting your players in place. Years 3-6 should be when your program really takes off but you also start losing good assistants. After that get out of town and start fresh somewhere else because fans won't like it when you can't stay to the standard you set.