If you're unfamiliar with wingsuits, they're basically aerodynamic jumpsuits with inflatable arm and leg "wings" that allow the wearer to glide through the air after jumping from a plane, cliff, or other high structure. Wingsuit flying has formed its own subculture, and dedicated flyers are always looking for ways to improve their flight speed and skills. A Reddit user by the name of Zymosis recently posted about some 3D printed winglets he created to try and eliminate drag from his wingtips, thus increasing his speed. Performance results were inconclusive, he admits, but they're still pretty cool - and I doubt he's done hacking yet. Read more at 3DPrint.com: https://3dprint.com/135630/3d-printe...suit-winglets/