In a technologically suppressed future, information demands to be free in the debut novel from Hugo Award-winning author Charlie Stross. In the twenty-first century, life as we know it changed. Faster-than-light travel was perfected, and the Eschaton, a superhuman artificial intelligence, was born. Four hundred years later, the far-flung colonies that arose as a result of these events--scattered over three thousand years of time and a thousand parsecs...