Hacker News on 24 April 2013

• Wish I was here by Zach Braff
• Spark Capital will now pay their own legal bills
• The AI Systems of "Left 4 Dead" [pdf]
• Introduction to Position Based Fluids
• Aaron Swartz Documentary – The Internet's Own Boy
• Do Elite Colleges Discriminate Against Asians?
• The W3C's plan for DRM in HTML5 is a betrayal for all web users
• Failed Startup's Final Income Statements Reveal Grave Error
• Show HN: Usability checklist – catch common problems before user testing
• Everything you need to understand to start with AngularJS