While we know doing stuff like this is in the company's best interest, Microsoft and Symantec deserve a little pat on the back for the work they put into busting up the botnets.
Software makers Microsoft Corp and Symantec Corp said they disrupted a global cyber crime operation by shutting down servers that controlled hundreds of thousands of PCs without the knowledge of their users. The move made it temporarily impossible for infected PCs around the world to search the web, though the companies offered free tools to clean machines through messages that were automatically pushed out to infected computers.