Macs are a third as expensive to own as Windows PCs, IBM's IT guy saysBefore achieving what he jokes was his "true lifelong ambition of middle management at IBM" he worked as an intern on the "Late Show with David Letterman," and he did a stint for Conan O'Brien, too, he told attendees at the Jamf tech conference. When a career in entertainment didn't work out, he made a nice living for himself as an IT pro managing fleets of Windows PCs for huge corporations. Last
