It's a long time since I last read the book but I remember that in a sense the book ends at about 50%, that is a meta discussion in the book says it ends now an

It's a long time since I last read the book but I remember that in a sense the book ends at about 50%, that is a meta discussion in the book says it ends now and the rest that's following is a redundant. Will have to re-read it to find that location again...