>It's never been so true. Anything in regards to technology has to be published fast. However, unless already in the loop, the publishing process takes long. By the time the book is published, one would say a few additional chapters could have been inserted.

Yup, agreed. Especially the part about the publishing process. I know enough about the inner workings of 2 publishers to know that they've evolved a little over time - but as a rule, they have had a tough time with the changing I.T. world.