Many, many years ago (it was Hallowe'en 1989, for the curious, the year before Good Omens was published) Terry Pratchett and I were sharing a room at the World Fantasy Convention in Seattle, to keep the costs down, because we were both young authors, and taking ourselves to America and conventions were expensive. It was a wonderful convention. I remember a huge Seattle second-hand bookstore in which I found a dozen or so green-bound Storisende Edition James Branch Cabell books, each signed so...