“A few years ago, most of these authors wouldn’t have been published at all—and that would have been enough to discourage many of them from writing a book in the first place. But today, the economics of publishing have fallen so low that nearly everyone can do it. That means people can write books for whatever reason they want, and they don’t need to depend on some publisher deciding if the book is worth taking to market. The effect of this is being felt throughout the industry, right up to the giant booksellers. In 2005, Barnes & Noble sold 20 percent more unique titles than it had in 2004, something its CEO, Steve Riggio, attributes to three forces: (1) the efficiencies of print-on-demand, which keeps more books in print; (2) the increase in the number of smaller and independent publishers; and (3) self-publishing.”