As reported by Industry Week, ‘The world’s most sophisticated malware had a ‘high interest in AutoCAD drawings,’ Kaspersky Lab said. The Flame Virus, which mainly affected computers in the Middle East used a loophole in Microsoft software tricking computers into thinking they are downloading a legitimate Windows update. This fact, being reported by Reuters, The Times, CNET, and others. CNN reported that Flame can turn on your microphone, webcam, log e-mails, etc. I have not read if it can do anything malicious itself as the Stuxnet Virus did to Iran Uranium enrichment facilities by having centrifuges essentially tear themselves apart. However, going after CAD, essentially engineering and building documents can let whoever is collecting this information know what you are designing and building, and possibly have the blueprints of the building you are designing and building in. And you thought google knowing that you smoke cigars and eat ice cream on your back porch at 5:23 PM was intrusive.