Today you will see a new product category in WSUS for Windows Live™.  
Windows Live™ online services include web-based products for consumers, such as Windows Live Messenger and Windows Live Toolbar. Updates will be offered for both beta and final products, and will include security updates, critical updates, and tools. For more information, go to http://ideas.live.com.     Beta and later final updates for Windows Live Toolbar will be available via WSUS.