Desktop operations professionals are bracing for a major operating system (OS) migration that will kick off within the next three years. Forrester has pulled together the key challenges that early adopters faced as well as the solutions they implemented as part of their successful Windows Vista rollouts. Although most of these challenges — namely hardware and software compatibility — aren't new with Windows Vista, many of the workarounds companies deployed are. Ultimately, Windows Vista won't drive forward just the traditional PC market but the virtualization market as well.