IT, said Carr, is the next great technology that is going through a similar transformation. Many IT capabilities, now handled in a distributed way, will be centralized in highly industrialized, efficient, scalable data centers - Clouds - which should free companies to invest in innovation where it really matters to their business. Nick acknowledged that IT clouds are quite different in nature from electricity - more complex and diverse in the services they offer. So it is too early to tell how IT clouds will evolve.