links for 2009-04-22 Spencer Ackerman: Report Details Origins of Bush-Era Interrogation Policies Dan Froomkin: Obama Acts the Sphinx - Obama Lets Loose the Hounds David Weigel: Civil War Raging in Right-Wing Blogosphere Robert Solow: How to Understand the Disaster Martin Wolf: Why the ‘green shoots’ of recovery could yet wither Steve Benen on Marc Thiessen and Fred Hiatt Scott Sumner: How did Friedman and Schwartz persuade us?