Brought to you by Penguin.O brave new world, that has such people in't.Once upon a time not very far from now, two children come home to find a line of wet red paint encircling the outside of their house.What does it mean?It’s a truism of our time that it’ll be the next generation who’ll sort out our increasingly toxic world.What would that actually be like?In a state turned hostile, a world of insiders and outsiders...