Hacker News on 6 March 2011

• 51 hours left to live
• This must be Google's Facebook clone. It sure looks like it.
• Why Silicon Valley Immigrant Entrepreneurs Are Returning Home
• The Anti-Mac User Interface
• The need to code
• Why Data Structures Matter: left, right folds, btrees
• Get your own #dickbar
• Did scientists discover bacteria in meteorites? No.
• Ask HN: I'm an unemployed programmer in SF that will work for minimum wage
• How Github has changed the open source world