Unless you were paid during those five years
Who's going to pay you to work for five years for a book that has a two-year commercial window, and even for that many people won't buy it until another company that just does printing sells it for half price two years from the first published date?
Who's going to pay you to work for five years for a book that has a two-year commercial window, and even for that many people won't buy it until another company that just does printing sells it for half price two years from the first published date?