There are two things here and the more important thing by far is that making something like a jig is nothing compared to making a programming tool. You can mea

There are two things here and the more important thing by far is that making something like a jig is nothing compared to making a programming tool. You can measure, scribe and cut a few times then drive self tapping screws and have something useful. Making something not only new but integrate with some existing tool doesn't take an hour, it takes weeks months or years.