Assorted links by Tyler Cowen May 21, 2010 at 11:21 am in Web/Tech 1. Capping interchange fees, from the new Ostrich blog. 2. James Boswell on courtship and sex. 3. Topalov had a computer cluster with 112 cores. 4. Top 20 ($$) concert tours. 5. How the banking bill might affect consumers. 6. Has American commercialism, and the American Sunbelt, corrupted hockey?