1. VS 2008 & .NET 3.5

http://msdn2.microsoft.com/en-us/vstudio/products/aa700831.aspx

2. XNA 2.0 beta

http://creators.xna.com/beta/betahome.aspx

3. Microsoft ESP(just a plan)

http://www.infoq.com/news/2007/11/msft-esp

4. Microsoft Sync Framework

http://msdn2.microsoft.com/en-us/sync/bb887625.aspx

5. MSE（Managed Services Engine)

http://www.codeplex.com/servicesengine

从4, 5等这些小东东的发布可以看出M$正致力于把玩家引导到Smart Client的方向去. 我猜不久之后, M$就该把触角伸向服务器中间件了.