Secunia's Automatic Updating initiative will help users on a global scale to automatically patch a majority of their software portfolio, and, thereby, stay fully patched and secure all the time. Stay tuned and learn more as we release the first technology preview of the Secunia PSI 2.0 with “Automatic Updating”
http://www.theregister.co.uk/2010/03/07/windows_patching_pain/
http://news.softpedia.com/news/Secunia-Readies-Free-Automatic-Patching-Solution-136510.shtml