For many computer users 3.x was the first Windows-based operating system they used, and the software established the iconography of Microsoft's flagship product.

对于许多电脑用户来说，Windows 3 . x是他们使用的第一代Windows操作系统。它奠定了微软旗舰产品的基调。

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This is good news for Microsoft since Nokia Lumia phones are based on its Windows operating system.

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Interestingly, Microsoft (MSFT) stock has not seen strong money inflows along with Nokia even though Nokia Lumia phones are based on Microsoft Windows Phone operating system.

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Though Surface is clearly a tablet device, Sinofsky pointed out that the process of developing Windows 8 (on which Surface's Windows RT operating system is based) started in the summer of 2009, when there was no Apple iPad as a reference point (though it remains unclear if Microsoft began working on its tablet at that time).

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