The document discusses how cloud computing is essential for next generation IT departments. It notes that users increasingly demand mobile access and self-service, resembling consumer expectations. This forces IT to think differently and adopt cloud solutions to provide fast, flexible, and nimble services. The cloud allows IT to transform from operators to innovators and better support trends like software as a service (SaaS), big data, and DevOps. A hybrid cloud approach using multiple providers is presented as the optimal strategy.