Thanks, those sound like good techniques. I said something similar to what you say in your 5th paragraph, about responding to variations, in another comment in

Thanks, those sound like good techniques. I said something similar to what you say in your 5th paragraph, about responding to variations, in another comment in this thread, about making yogurt. Good stuff. Will check out the book too - had read about it a while ago somewhere, and had it on my radar.