Pogue does mention it—in a casual aside on page 75
So he does. That'll teach me. This is the first time I didn't sit down and go through the book cover to cover before upgrading. I still think in an earlier edition, he'd have taken the time when describing how to move your fonts to your home folder to say, "Don't forget the Library folder's invisible."
Thanks also for your links. They're sure to help.
