I have seen a lot of interesting articles on PowerShell.  Now I have to find a project that would help me learn powershell.  I am thinking of a provider for ClearCase.  I know that powershell can access all the .Net framework, but I never thought of Threading!

http://weblogs.asp.net/adweigert/archive/2008/04/29/powershell-threading-for-powershell-v1-0.aspx