Hacker News on 12 August 2012

• App.net funded with $500,000.
• Why Explore Space? A 1970 Letter to a Nun in Africa.
• Leaving Github
• Rootbeer GPU Compiler Lets Almost Any Java Code Run On the GPU
• Essential C
• Erlang programmer’s view on Curiosity Rover software
• Dalton Caldwell: We Did It
• The Most Important Writing Lesson I Ever Learned
• Sorting and searching at the library
• What “Worse is Better vs The Right Thing” is really about