Sunday assorted links by Tyler Cowen December 4, 2022 at 3:21 pm 1. Credit cards as a legacy system. 2. Jeffrey Friedman, former editor of Critical Review, has passed away. 3. Why are some streetlights turning purple? 4. Why are there so many right-wing scams? 5. Trend in Twitter employees, through 2021. 6. Identity politics shortens time horizons.