Columnists’ Corner: Roger Grimes points to a deep-rooted commonality that makes malware 70 to 90 percent more effective. The source of the problem is that in Windows versions up to XP plain old end-users are all too often logged in as administrators, but Microsoft claims it will tweak that in Windows Vista. Of course, there are still all the apps vendors out there, Grimes notes in Security Adviser. Security: A new kind of airborne virus attacks PCs from a mobile phone’s memory card, but researchers thus far say it is not critical. Symantec said it will buy WholeSecurity for its “behavior-based” software. Broadband: To help bridge the digital divide, Ed Foster urges readers to support the community broadband act. The time may be nigh, as a Pew Internet and American Life Project report indicates that in-home broadband adoption is slowing because today’s users are older, less educated and earn less income. Best of the blogs: Bob Lewis answers the question How much change is too much? when it comes to processes and IT. Victor Garza points to a helpful session on understanding Sarbanes-Oxley. And Reporters without Borders publishes a bloggers handbook. Technology Industry