By MS动作还是挺快的，要不然赶不上这互联网RIA的快车了。
Blend 2 Dec. Preview新特性：
Visual Studio 2008 support
Silverlight Support
Synchronized File Changes
Making Controls from Existing Objects
Split View and XAML Editor Improvements
Storyboard Picker
Storyboard and Keyframe Properties
Key Spline Editor
Vertex Animation
Clip Path Editing and Animating （Clip，终于可以可视化编辑了）
Breadcrumb Bar
Font Embedding （OK，显示中文不再那么麻烦了，可是要变成大胖子了……）
Build Options
Copying Projects
Adding Multiple Projects…