Could also be something else, generally the only reason for whitehats to do anything obvious and clear as day is if it is a signal to npc's/normies that can't be taken advantage of by DS.

“All warfare is based on deception. Hence, when we are able to attack, we must seem unable; when using our forces, we must appear inactive; when we are near, we must make the enemy believe we are far away; when far away, we must make him believe we are near.”

Art of War