Windows AntiSpyware (Beta)

http://www.microsoft.com/downloads/details.aspx?familyid=321cd7a2-6a57-4c57-a8bd-dbf62eda9671

Windows AntiSpyware (Beta) is a security technology that helps protect Windows users from spyware and other potentially unwanted software. 

NOTE:    Updated 27 Jan 2005 - I'm testing to see if its a different version than the original install.  Will post a follow-up message this weekend.