Georgina’s Reviews > Introduction to Java Programming, Comprehensive Version > Status Update

Twice since starting the book I've been told to go to a companion website to get more info. Why not just include the info in the appendix? The book is 1308 pages long, so it isn't like the author was worried about the book's length. Are Java Coding Style Guidelines subject to so many changes between textbook editions that it warrants a website to keep the information current?