In this day and age, it is almost impossible to open a website, article or publication about IT without coming across DevOps. It seems to be defining the current state of development of the IT industry. It is also one of the most misunderstood and misused terms, a broad catch-all meant to convey ‘the only solution you need’ – whatever that means.‘DevOps’ has become a magic word in IT. But what is DevOps, really? And what is its relationship to Lean IT and Agile? Two key experts who are furthering adoption and development of the DevOps Agile Skills Association (DASA), Mike Orzen and Niels Loader, attempt to clear up any confusion as they define the brief history of DevOps.