There's some romance, of course, involving a book’s inherent popularity and endurance (we would simply call this its “common” status) along with the recognizability of its cover, notably its very first cover, if it was completed correct, and there may also be a partnership among the standard of design itself https://amazonkindleselfpublish.travel.blog/2024/12/07/5-steps-towards-self-publishing-a-book/