"An incredible new technology enables the transmission of text on a worldwide basis. It rapidly reduces production and distribution costs and for the first time allows large numbers of people to access text and pictures in their own homes."
You've guessed it. The invention of “movable type”—the printing press. It transformed education, learning, evangelism and communication. It laid the foundations for the Renaissance, the arts, sciences, and the world as we know it today. The digital revolution is bringing about a similar huge change in evangelism, Christian discipleship and community, in ways which are only just beginning.