This is in a nutshell what great software design is all about. Always asking the question, what is the least amount of work I have to do to achieve the most res

This is in a nutshell what great software design is all about. Always asking the question, what is the least amount of work I have to do to achieve the most results? Refactoring tons of code gets you used to seeing these patterns, but he is operating at a much higher level of abstraction.