A new look for Visual Studio 2010
If you want to get a glimpse of VS 2010 with WPF features take a look at Jason's blog:
http://blogs.msdn.com/jasonz/archive/2009/02/20/a-new-look-for-visual-studio-2010.aspx
I like the colors on the right side of the editor, they might seem trivial but I am sure they are useful