Friday assorted links by Tyler Cowen April 2, 2021 at 2:59 pm 1. My talk to Fairfax County Public Library system. 2. Can you collect DNA through air sampling? 3. Scrabble update. 4. Randomized funding from VolkswagenStiftung. 5. Claims about Putin and Ukraine. 6. Tyrolese cultural origin, and Covid-19 infection rates. 7. The right way to rotate a building.