First, the bad news. That debonair, whip-smart, multilingual, trained-in-martial-arts, computer-code-writing Ivy League grad who works around the clock to hunt down terrorists and defuse bombs just seconds before they explode? He doesn’t really exist. He’s a Hollywood invention. Most of the “spies” devoted to protecting the United States from an array of outside threats are harried, middle-class office workers struggling, like millions of other Americans, to keep the weight off, pay the mortgage, and figure out how to work their gadgets.