<A target="_blank" href="http://www.pcworld.com/article/166513/will_microsofts_free_antivirus_app_be_worth_the_price.html?tk=rss_main">Microsoft is talking about releasing "Morro"</A> as a "free real-time anti-malware" service. Translation - all of your internet traffic will be routed through a Microsoft datacenter where the application will process it, hopefully ridding it of malware, before rerouting it to you.