>
>
>This has gotten to a point where the only sensible answer I can give is
...

(1) Start coverage logging to "Fast.Log"
(2) run 10 fast iterations
(3) stop coverage logging
(4) take it to iteration 490
(5) Start coverage logging to "Slow.Log"
(6) let it do 10 slow iterations
(7) stop coverage logging

Compare the times, to see if any part has grown more than the others