Photos: Dell CTO pushes virtualization Summary: Kevin Kettler describes the mechanics of virtualization in a speech at the LinuxWorld Conference and Expo in Boston. By Bill Detwiler | July 20, 2006 -- 15:58 GMT (08:58 PDT) Follow @billdetwiler Previous | Next Image 1 of 3 Kevin Kettler Dell Chief Technology Officer Kevin Kettler touted the advantages of virtualization at a LinuxWorld Conference and Expo speech in Boston on Wednesday. Topics: Dell, Virtualization Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.