It is officially time to retire my venerable Brooks Levitate running shoes (read: boats). They have served me well through this whole process and I am extremely glad that I purchased them. That said, they certainly failed in an odd way, but I suppose that is just a function of me being so heavy initially. (Not that I am really all that light even now compared to a lot of runners.) They probably just aren't designed to take the pounding that a 350+ pound body can deliver, and the fact that I spend so much time on the balls of my feet because of boxing...