Still, the track coach had offered me a walk-on spot, and I actually found the urban Atlanta campus a decent consolation prize after New York City.

clrstack" (from sos. dll to see the managed stack) you can spot the recursive pattern to track down where/why the recursion occurred.

It's walking along the list looking for the smallest thing in the back end of the list, keeping track of where it came from and swapping it with that spot in the list.