This means decoupling the back-end processing from the client, which allows the back-end processing to occur with minimal communications with the client.

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In particular as we move to the Cloud, software optimization and back-end processing are going to be more important than pure processor grunt.

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Storing data in the cloud is becoming hugely popular not just for consumers who use it to keep photographs and other personal data safe but for businesses which are increasingly using cloud services to offer back-end processing power.

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The other half worked on the back end, crunching computer code to build systems for order-processing, distribution and inventory flow and to integrate a new Web site tracking system with the existing ones.

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