How to Create a Good User Experience

Most developers benefit from dealing with objects and systems of objects that are much smaller. If they're smaller and you can set them up in a few lines of code, so write down some example code and poke at them and see what they do,. You've got software that's learnable. And like I said, coincidentally, that software probably expresses the quality of testability that people talk about in the developer testing community. It also will more than likely express many of the solid principles.