So any experienced programmer who’s any good has had to come up with some way — if even just by intuition — of thinking about what it means to program efficiently. By “efficiently”, this doesn’t just mean that the code is optimized. Rather, it means that the development of the code is optimized — that the code is structured in such a way so as to minimize the amount of human effort necessary to type it, get it working, modify it, and debug it enough for it to be shippable. - article - (HN)