One of my biggest disappointments when using VS 2010 was the much hyped about SharePoint IDE tools where missing in the beta release. After refreshing my computer to Windows 7, I managed to find an old hyperlink from late 2008 which demo'ed these tools in all their glory.
Even though it's a couple of month out of date now, checkout the forthcoming benefits in VS2010 for SharePoint devs in this Channel 9 video:
