WSJ.com: “Many office workers have become used to widespread security cameras and keycards that register entries and exits. After the Sept. 11 terrorist attacks, buildings installed enhanced security measures, including logging in visitors and X-raying briefcases. But the arrival of Covid-19 is taking surveillance to a higher level, with some employers planning to track movements and gather personal information like never before in Western democracies. It marks a new chapter in the debate over privacy, and the trade-offs people are willing to make for safety…” [Note – this is the link to a more extensive article with the same title for online WSJ subscribers.]