The Diamond Age, written by Neal Stephenson, is a post-cyberpunk novel set in a future where nanotechnology has advanced to the point where it can create highly advanced and customizable objects. The story follows a young girl named Nell who receives a stolen copy of a highly advanced interactive book called the Young Lady's Illustrated Primer. As Nell navigates through a world of political intrigue and technological wonders, The Diamond Age explores themes of education, artificial intelligence, and the impact of technology on society.