[spoilers] The moment it worked, you could see he was almost in tears. I was almost in tears with him, and I didn't even spend over a month tediously reverse engineering this ISA card.

What an amazing world we live in where we can design PCBs and get them professionally produced for a pittance. When I was in high school, we were taught how to make PCBs using the old masking and acid etching method. We drew our traces by hand and drilled our own vias. And that was only ~15 years ago! What a magical world we live in!