I suspect they are falling back to the rule that says a pork butt must be cooked in whole and not parted. Once pulled, sliced, etc, then you can't put it back on the pit.
Pork Pullin Plowboys
(and Smoke on Wheels
Save a hog, ride a plowboy!
Todd Johns (me); Blue Springs, MO
Randy Hinck (PigBoy); Concordia, MO
Andy Groneman (Hodedo); KC, KS (Cameo Appearances)
FEC-500SS; FEC-100 (Right handed); FEC-100 (Left handed); Country Smoker Tailgater; Big Green Egg (2-large, small, mini); Cookshack Pellet Fired Charbroiler