PCA: Microsoft has officially unveiled Windows 8, its next OS with tablet-focused touch features and UI. Check out the gallery for an in-depth look at what's different.
The cloud storage platform will drop support for older versions of Windows in early 2022.
Microsoft responded with Windows 8 and its Surface RT tablet.
In the earliest days of the Surface, it was hard to shake the notion that the line was something of a reference design for Windows 8.
