Upgrades will be tier-for-tier, with Vista Home Premium users getting to switch up to Windows 7 Home Premium when the time is right, Vista Business to Windows 7 Professional, and Vista Ultimate users getting an upgrade to Windows 7 Ultimate.

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At its core, being an assistant -- or an administrative professional -- is framed as a career upgrade, even if many of the tasks are essentially the same: It's a way of acknowledging the importance of administrative work and support to the success of many projects and even many people.

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Like we saw last time around, some of the 7-to-8 upgrade rules are a bit Byzantine -- 7 Professional users can't step down to the non-Pro Windows 8 release, for example, and it's equally verboten to change language editions or move from 32- to 64-bit code without a full-scale reinstallation.

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Quadro, which is targeted at professional designers and modelers, is benefiting from the on-going business IT upgrade cycle.

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