Being the first is not always the best, especially if you want to be the first on a new software release ;-). So if you already want to install the Service Pack 1 for your Team System environment, I want to give you some hints to not getting troubles...
Hi, if you don't know it already, Microsoft has released Service Pack 1 for Visual Studio and Team Foundation Server 2008 and also the .NET Framework 3.5 SP1 (Just a week after the release of SQL Server 2008). To get more info and links to the download...