Thin client devices depending upon on-line applications and on-line storage to do work and require constant connectivity.

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And unlike other cloud solutions, consumers won't receive constant reminders about exceeding capacity with solicitations to pay for more storage.

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The prices of computation, storage and communication drop 30%, 50% and 66% per year, respectively, at a constant performance.

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Among today's data-storage devices, magnetic tapes can degrade within a decade, while hard disks are expensive and need a constant supply of electricity to hold their information, creating huge need for power for the "data farms" behind cloud computing.

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