Hacker News on 22 December 2008

• The nicest math book I own
• Washington Is Killing Silicon Valley
• Trolling To Win: Can trolling work better than asking for help?
• Indie game made by 2 people out-selling Spore, Left 4 Dead, & Fallout 3 at Amazon
• Posterous (YC S08) launches dead simple group blogs, raises angel round
• jQuery 1.3 ßeta
• Massive scrape of the Twitter friend graph
• Understanding Ruby Blocks, Procs and Lambdas
• Inventor's 2020 vision: to help 1bn of the world's poorest see better
• Does Gödel Matter?