I'm typing this on my 11" MacBook Air at Cafe Roma in North Beach (San Francisco) early this morning and as I've probably mentioned, it's my favorite tool in the world right now. Brilliant elegance.
What's stayed with me from the book is Steve's unrelenting refinement upon refinement. It's made me look at a lot of things I'm doing and think of ways to improve. Rewrite the paragraph one more time. Get my carpentry tighter. Streamline my backpacking gear. It's looking at everything I do with an eye to improvement, it's looking at my work through a filter of excellence -- well, say rather, improvement.