Ben Kenobi knew that Tusken Raiders couldn’t have destroyed the Jawa sandcrawler because of their cunning tactics. Unlike the Empire, which is happy to scour the desert with a battalion of troopers for stolen plans, Tusken raiders—or “sand people”—don’t want anyone to know how many of them there are. They “always ride in single file to hide their numbers,” the old Jedi reveals in A New Hope. It seems like a commonsense precaution, but does the Tusken adage actually confer an advantage?