If you'd gone to a publisher in 1981 with a proposal for a science-fiction novel that consisted of a really clear and simple description of the world today, they'd have read your proposal and said, Well, it's impossible. This is ridiculous. This doesn't even make any sense. [...] Fossil fuels have been discovered to be destabilizing the planet's climate, with possibly drastic consequences. There's an epidemic, highly contagious, lethal sexual disease that destroys the human immune system, raging virtually uncontrolled throughout much of Africa. New York has been attacked by Islamist fundamentalists, who have destroyed the two tallest buildings in the city, and the United States in response has invaded Afghanistan and Iraq.