The Lost Art of Quality: Why Ebook Indexes Matter For years, a "hidden" debate has simmered in the publishing world: is the traditional back-of-the-book index obsolete in the digital age? While some publishers treat the index as a "bolt-on" and others simply delete it from digital editions, research and user experience studies suggest that high-quality indexes remain a critical, often superior, navigation tool. The Myth of "Search vs. Index"
: A project of the Internet Archive that aims to create a web page for every book ever published, often providing borrowable digital copies . index of ebooks high quality