> In short, what I'm saying is that the theoretical models rarely take ever= ything > into account that actually matters, and therefore are a less accurate mod= el of > the real world. And this is why you can buy something and wonder 'how the heck they get tha= t performance out of it' when it obviously isn't 'optimised'. Been there, done that. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .