Not until the invention of the typewriter in the late nineteenth century and the Internet in the late twentieth century would comparable changes to the diffusion of information come about. After devel...Not until the invention of the typewriter in the late nineteenth century and the Internet in the late twentieth century would comparable changes to the diffusion of information come about. After developing a working prototype, Gutenberg created the first true printed book to reach the mass market, a copy of the Latin Vulgate (the official version of the Bible used by the Church).