When the Kindle appeared, readers realized that years of false starts and empty promises were over, that the e-reading revolution had really and finally arrived. And then, a kind of Cold War set in between two kinds of readers: bibliophiles who insist that wood pulp - the musty smell of real paper! - is the best way to read, and the rest of us, who increasingly love the convenience of the digital ebook era.Related StoriesApple tweaks App Store to highlight app age ratingsEE launches 4G taxis in London and Birmingham