To get the picture...
Although a few determined fellows will continue choosing Military Box pleating (Rolled), for their kilts, perhaps out of habit or out of loyalty to a given tradition, nowadays mostly collectors will favor this kilt pleating.
Military Box (Rolled) in summary
Military Box (Rolled) is certainly elegant, distinguished, and will look great worn by a military troop at attention, but its rigidity due to its folds rolled on themselves will lack fluidity when the kilt is in movement.
A Military Box (Rolled) is not meant to be worn sitting but standing! Sitting down without wrinkling your kilt will require certain skills
and due to the complexity of its folds, its ironing will also require a certain expertise.