37 A phone in an Edinburgh, Scotland self-storage unit jangled sharply once. A microphone—because it was always good to have a physical disconnect to block an electronic trace chain—picked up the sound and triggered a one-character text message on another phone to a number in Cabo San Lucas. One that had never been answered. It simply sat silently, on a small solar charger in an unoccupied hut in a resort that had not survived the American recession, with an auto-forward set for all incoming messages. Nothing quite like low-tech. The single letter, F, arrived on a phone in Oklahoma City. Because nothing bad happened in Oklahoma City anymore. The recipient smiled. Nothing except her. Hello, Client F! And what are you wound up about today? Because that was definitely what Client F

