This document is a market research report titled '2010 Trends to Watch: Cloud Computing.' It outlines the emergence of cloud computing as a significant disruptive force for IT vendors and users. The report explains that while cloud computing is still in its early stages, it is expected to mature rapidly over the next three years as enterprises and vendors begin to understand the opportunities and challenges it presents. The document details the reasons why enterprises will explore cloud computing in 2010, including the potential for reduced IT costs and increased effectiveness. It also discusses the necessary technologies to support the cloud computing model and provides advice for both enterprises and vendors. The report covers various industry sectors and geographical areas, highlighting the need for enterprises to evaluate their readiness for cloud computing, as many currently lack the knowledge and skills to do so effectively.