Blogs are passe, you need a blook
Of course, Lulu have some interest in this: they sell self-publishing and print-to-order services ;-)
Still, it's an interesting idea. Like Joel Spolsky, some bloggers deserve to have their works on paper. But not all of us, maybe ;-)
A Coyote blog post gives an example of how this works. I wouldn't do it with Word, but it shows that most anyone can do that.