InformationWeek posted 8 must-know facts of Windows 8

Microsoft is pitching Windows 8 as the most radical redesign of its franchise operating system since Windows 95, which saw the introduction of now-familiar features such as the Start button, Explorer file manager, and Task Bar.

The Explorer interface still will be an option for Windows 8 desktop users, but for tablets it will be all Metro, all the time. Here's a look at some key new features in Windows 8.

  Windows 8 OS: 8 New Must-Know Facts