Night Heron by Adam Brookes Little Brown and Co., $26.00, 387 pages, ISBN 978-0-7515-5248-5 The next war between the superpowers will most likely take place in cyberspace, because that’s where all the world’s command and control systems are located . . . and it’s highly probable that in the twenty-first century . . . the coming cyberwars will be fought by multinational corporations rather than governments. Why? The answer