What is cloud computing?

I don't need a hard disk in my computer if I can get to the server faster, simply carrying around these non-connected computers is byzantine by comparison.                                            - Steve Jobs, Co-founder, CEO, and Chairman of Apple Inc.

This quote is very significant, not because it's by Steve Jobs, but the fact that it was adopted and accepted by him—that yes, cloud holds a huge value to him and eventually to his company.

We have been listening, reading, and thinking about cloud computing—but what exactly is it? Is it a supercomputer? Or is it software? Or is the supercomputer sent to the cloud at the height of 35,000 feet for better cooling? How well do we know what cloud is? And how well do ...

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