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" So now, he hoped, here was a chance to bring mankind back into the book-loving fold. He gloated. There was still no electronics in the pioneer worlds, was there? Where was your internet? Hah! Where was Google? Where was your mother’s old Kindle? Your iPad 25? Where was Wickedpedia? (Very primly, he always called it that, just to show his disdain; very few people noticed.) All gone, unbelievers! All those fancy toy-gadgets stuffed in drawers, screens blank as the eyes of corpses, left behind. Books – oh yes, real books – were flying off his shelves. Out in the Long Earth humanity was starting again in the Stone Age. "
― Terry Pratchett , The Long Earth (The Long Earth, #1)