Completely redesigned interface, Proactive Defense, System Restore wizard, new wizards and special task monitors...
New in 2009 edition: Completely redesigned interface, Application Filtering component along with Proactive Defense and Firewall for protecting against new threats of any type, System Restore wizard and other new wizards and special task monitors have been added for simpler and more convenient user interaction with the application, Network Monitoring and Network Packet Analysis tools, virtual keyboard for protecting confidential information entered via your keyboard, improved detection capabilities, various other enhancements and fixes for earlier releases; Release Notes - Last Updated: 08.06.08 (v2009 Build 8.0.0.454)
Pros: Guards against almost every known category of threat; attractive, easy to use interface; less expensive than many competing tools (especially for the two-year subscription option)
Cons: Slow scanning and system response during scanning; very limited non-Microsoft browser and e-mail application support; anti-spam client doesn't support Mozilla Thunderbird at this time; beta release is still somewhat buggy