Hacker News on 20 December 2011

• The Secret History of Kim Jung Il -- written by one of his high school teachers
• Show HN: I Created the Inverse of Angry Birds
• Dropping a Magnet Through a Copper Pipe
• Desingineer – the mythical person every startup is looking for
• ISO C is increasingly moronic
• Mozilla and Google Sign New Agreement for Default Search in Firefox
• My Ultimate Developer and Power Users Tool List for Mac OS X (2011 Edition)
• Good news: Mozilla fixed their damn browser
• Ask HN: I really need your help (resolved)
• Rails 3.2 RC1: Faster dev mode & routing, explain queries, tagged logger, store