winunleaked and they appear to show advanced customization features. It appears that Microsoft will allow users to pick a custom background color for the Start Screen. There is also a color slider (see below) that provides a number of different color for the Start Screen. They are also asserting that you can use a registry change to change the color.
[HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionExplorerAccent] « ColorSet »=dword:00000000 Change value to 1, 2, 3 … to use another color set.The other leaked screenshot shows Start Page application summary view. [caption id="attachment_9351" align="alignnone" width="590"] windows 8 summary view[/caption] This view allows Windows 8 users to group applications and live tiles into groups. The image shows IM, Office and Multimedia groups for applications. This is similar to the IOS folder model a little bit. These changes aren’t confirmed but stay tuned for more Windows 8 news and updates.]]>