I found a very interesting article here:

A lot of noise is currently being generated around Cloud Computing and flexible IT infrastructures based on virtualised platforms.

There is no doubt that the technologies to be found at the heart of these types of solutions have matured considerably over the course of the last couple of years. However, both face significant challenges before any of the currently available offerings can be fully exploited by organisations.

For Cloud computing, chief amongst these concerns is the readiness of mainstream organisations to trust significant proportions of their essential, and hence incredibly valuable, corporate information to platforms and suppliers over whom they have little control and who might hold the data wherever they wish. Such a leap of faith is today beyond consideration in many business scenarios.

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