A recent academic study identified at least 22 definitions of "cloud computing" in common use, from the broad notion of using the internet to access any sort of managed technology services (a.k.a. SaaS or software as a service) to the wide-eyed optimist's view that a diverse, powerful lineup of cloud services will be delivered in real time by crash-proof distributed servers "without complicated deployment worries."
The sorry economy is prompting more CIOs to explore cloud computing and its cost-cutting promise, says Doug Tracy, former global CTO for Rolls-Royce. "But it's still an idea that a lot of people don't know a whole lot about."
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