"With Target and Wal-Mart acting as though they are entitled to spy on, stalk and imprison their own employees, we are on the road to a full-scale workplace dictatorship.
It reads like a cold war thriller: The spy follows the suspects through several countries, ending up in Guatemala City, where he takes a room across the hall from his quarry. Finally, after four days of surveillance, including some patient ear-to-the-keyhole work, he is able to report back to headquarters that...