When me and my fellow TUAW bloggers Erica Sadun and Mike Grothaus recently had our collaborative effort "Taking Your iPad to the Max" published by Apress in both ebook and printed format, I wanted to make sure that I had a copy of the book on my iPad so I could show friends and prospective buyers examples of the content in the book. The ebook comes in a PDF format, but I wanted to read it in the iBook app since it does such a wonderful job of displaying the printed word. Was I going to have to convert the PDF file to iBook's native