Skipness One Echo
Teesside as it is now, isn't commercially viable and couldn't be sold as a going concern for any price Peel would accept.
You make a lot of sensible & valid points in your posts, however you have missed the key one above. Peel have never had any intention whatsoever of disposing of the airport. They saw it as valuable development land, which was a good fit for their portfolio.
The issue that frustrates "Northbound" & many others is how they were able to be able to put "one over" a bunch of incompetent idiots in it's acquisition in the first place !