Yeah, but if you had fixed it for free, he would have considered you such a good friend that he would have brought you a 12 pack and asked you to look at it again, next year, WHEN it acts up again!
When EFI first came out, I thought it was so complicated that it would be a nightmare. I was wrong. EFI on four stroke outboards is the way to go. Sure, if you don’t have a computer program, you’re at a disadvantage; but it is so much more reliable than carbs, that it’s worth it.
Long live American manufacturing!