Hacker News on 9 September 2012

• Black Swan Farming
• Rick Falkvinge: Why free speech is harmed by the ban on child porn
• Tell HN: Login to unsubscribe is against Federal Law
• Stanford announces 16 free online courses for fall quarter
• Arch Linux Handbook for Kindle rejected by Amazon
• The Tiniest GIF Ever
• Ask HN: How did you hack the press when you launched your startup(s)?
• DIY quest for a 6 watt high-end desktop computer
• Show HN: MemStash - Commit things to memory
• PostgreSQL vs MySQL: an apples to oranges comparison