Breadboard on a PCB http://www.cpushack.com/wp-content/uploads/2020/01/BarnFind_3.jpg http://www.cpushack.com/wp-content/uploads/2020/01/BarnFind_... You often

Breadboard on a PCB http://www.cpushack.com/wp-content/uploads/2020/01/BarnFind_3.jpg http://www.cpushack.com/wp-content/uploads/2020/01/BarnFind_... You often see correction wires on early PCBs but a breadboard - that's some hacking in my definition right there.