But then the Hag would be trapped too.
She gets delight from tormenting mortals, but tormenting the same one, in the same way eternally, would probably be too close to wireheading for her.
Well, if she got bored, she could experiment with different ways to present his wishes to him at the "beginning" and see if she can get him to wish for something to else, or word it a bit differently. Since she seems to retain memories of the whole thing. (Which is again, things not being how they were, but.)
Here's the new thread for posting quotes, with the usual rules: