Bryson DeChambeau’s 3D-printed irons may be the future of golf

Bryson DeChambeau is golf’s mad scientist. There’s nothing he won’t try if he thinks it could improve his game. Using a protractor on the course to read greens? Check. Brain training to achieve parasympathetic states conducive to good golf? Uh huh. Letting the composition of the flagstick determine whether he leaves it in or not for a putt? Sure, why not. This is a guy who once borrowed his high school physics textbook from the library and copied it word-for-word. So, when he showed...