When you want to understand something that’s never been understood before, what you have to do is construct conceptual scaffolding. And if you’re trying to design a computer you will literally immerse yourself in the thousands of details necessary; all of a sudden, as the scaffolding gets set up high enough, it will all become clearer and clearer and that’s when the breakthrough starts. It is a rhythmic experience, or it is an experience where everything’s related to everything else and it’s all intertwined. And it’s such a fragile, delicate experience that it’s very much like music. But you could never describe it to anyone.