There are other lines just about to be out of date. Java 1.2 recently became Java 2, and our many Java books will need to be updated to reflect these changes. Windows looms on the horizon. With Windows 2000 on the way, we know that we're going to have to revise both our Windows books and our NT books. We're about to hire a revisions editor to start to get this process under control.
Most editors are like semi-conductors and move only in the direction of new technology, never back.