"If you feel compelled to clean house on your bookshelf every five years, trust me on this, you’re buying the wrong programming books." - Jeff Atwood
Quoted here by Nick Hodges, as part of an interesting post on the programming books business.
(...and Ray Konopka, I second the motion on calling your agent. Your Developing Delphi Components Book is WAY too good to be so low profile these days. It's just about all I've been reading this week. Get it out there! : ) )