If you answered a phone at any point during the '80s, then you're halfway to becoming an elbow-crushing master. One of the keys to the elbow crusher, a maneuver where you pull your opponent's elbow into your stomach and against its natural bend, is to clinch their wrist between your ear and shoulder. With their wrist in your ear, you can secure the limb and guarantee the submission. When you think about it, it's just like cradling a (dated) phone! If you're curious which other average tasks double as bone-breaking jiujitsu maneuvers, then come check us out!