On Tuesday, the newest version of WordPress, 4.4, was released. It features a number of standard updates, such as a new theme, that are common in new WordPress versions, but the most notable update in WordPress 4.4 is the inclusion of infrastructure for the WordPress REST API.
Before 1500, monks spent their lives copying the Bible by hand. That method was replaced by printing presses for the next 500 years. Today, ebooks are set to end the practice of pulping trees and smearing them with ink. In all this change the direction of information access has been constant for half a millennium: faster and faster, easier and easier. The next revolution for publishers is APIs for books.