“Amazon’s founder Jeff Bezos put it more clearly than most last year when he noted that books are no longer competing only against other books: ‘You’re competing against Candy Crush and everything else.’ The real battle isn’t between screen and paper editions, or even between Amazon and Hachette: it’s between one person trying to conjure a world in words, and another inviting me to match coloured shapes in lines until my eyes glaze into darkness.”