Reading the 2 posts before yours, and your and iwfal's comments as well, the welter of case law in this arena, like the economists that are very carefully laid end to end around the globe "still sticking out in all directions", leads me to the conclusion that retirement may be a more happy fate. Q.E.D.
I wonder, hypothetically, whether en banc review is in the offing. The Court is blessed with a host of new judges--new judges at times = new opinions.