I guess I would agree with the concept of managing “human time”, but I believe you are focusing on the wrong human. The developer will certainly spend a lot of

I guess I would agree with the concept of managing “human time”, but I believe you are focusing on the wrong human. The developer will certainly spend a lot of time writing and maintaining a code base, but that’s minuscule compared to the time spent by the end user. What software design principles will save the user the most “human time”?