@dbucklin hey, I got mine from a library, too! Not kidding, this is one of the most important books to me, and I was fortunate enough to thank Howard in person, and received eir embrace. ^_^
Mine has a very special sticker on it, as it causes those in the know to giggle.
"I appreciate SDF but it's a general-purpose server and the name doesn't make it obvious that it's about art." - Eugen Rochko