Excerpt: Social Security funding, as a plot device, makes for a languidly paced political thriller. The president discovers a ticking time bomb that's been sitting in plain view for seventy years. It must be disarmed, either with mildly risky partial privatization or with somewhat hazardous tax and benefit adjustments. Cut the blue-state wire? Cut the red-state wire? [This article originally appeared in the May, 2005 issue of the Atlantic.]