TL;DR
John LeClair developed a manual pick-and-place (PnP) vacuum tool that allows hobbyists to place surface-mount device (SMD) components on printed circuit boards (PCBs) without using complex CNC machinery. This tool transforms the user into the robot, using a handheld device with a vacuum end effector to securely pick up and place components, eliminating the need for traditional tweezers that can be cumbersome and imprecise.