Silverlight From Windows Update!!
"Starting from today, Silverlight is available as an optional update for Windows XP and Windows Server 2003 via the Windows Server Update Services tool (and, inevitably, Microsoft Update, since WSUS relies on Microsoft Update as its source for updates)."
http://blogs.msdn.com/tims/archive/2008/01/22/making-silverlight-easier-for-systems-administrators-to-install.aspx
