Nicholas Carr's essay <em>IT Doesn't Matter</em> in the Harvard Business Review in 2003, and the later book, argued that IT is shifting to a service delivery model comparable to electric utilities. It produced <a href="http://www.computerworld.com/article/2571616/it-management/it-does-so-matter-.html">debate and defensiveness</a> among IT managers over the possibility that they were sliding to irrelevancy. It's a debate that has yet to be settled. But what <em>is</em> clear is that Carr has a talent for raising timely questions, and he has done so again in his latest work <em>The Glass Cage, Automation and Us</em> (W.W. Norton & Co.)