I know what you're thinking. "Do I really want this new Start screen? Do I want go go through a learning experience to deal with this?" Well, to tell you the truth, in all this Windows 8 pre-release excitement I kind of considered this myself.

But being as this is the most important upgrade to Microsoft's desktop OS in over a decade, the most widely used desktop OS in the world, and that XP is now eleven years old, you've got to ask yourself one question: Do I feel lucky? Well, do ya, punk?

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Delaying Windows Upgrades: Do You Feel Lucky? | ZDNet