This white paper discusses the business drivers motivating IT buyers to consider cloud computing as an alternative to traditional dedicated IT architectures and inhouse sourcing models. It describes how cloud computing architectures and services address many emerging requirements and outlines how IBM is investing to support public, private, and hybrid cloud solutions. The paper concludes with a discussion of the challenges facing cloud computing providers and buyers and describes why IDC believes this market will overcome these challenges and more than double in scope and scale by 2012. This is a critical time for CIOs and business executives to explore this emerging IT service delivery model and to begin formulating plans to take advantage of it.
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