He said he isn't in it for financial gain, that he's done all the business he needs to in his life and just wants some enjoyment. Me personally, I trust his word as he has been true to it on every matter so far...
Plus he can't just "scarper" so even if he does want to go he'll have to sell us to someone who can afford the club - and I think he'll be looking for someone with a fair bit of money to invest as well.