You can still just direct solder to any of the shelf controller pcb to make your own devices. There are also more resources out there than ever before for creat

You can still just direct solder to any of the shelf controller pcb to make your own devices. There are also more resources out there than ever before for creating your own inputs. https://youtu.be/Ug06dhahqg0 https://youtu.be/Ug06dhahqg0