https://hackaday.com/tag/logic-noise/
https://hackaday.com/tag/creating-a-pcb-in-everything/
people making discrete custom CPUs for instance
I admit I don't like hackaday a lot but they have some value
https://hackaday.com/tag/logic-noise/
https://hackaday.com/tag/creating-a-pcb-in-everything/