This is an interesting concept to me because I don't feel like I've ever heard it called this. There are ways that writing code for you is possible in some very repetitive, very normalized ways at the moment. But when you're on the bleeding edge of trying to create something new, that's the area I'm referring to. Okay, let's keep moving. So chapter four, fast forecasting. He refers to this in a way that says to kind of ignore precision when you're trying to come up with a decision or a forecast very quickly and try to focus more on models and general concepts.