Hacker News on 29 April 2012

• The UTF-8-Everywhere Manifesto
• How Geniuses Think
• The Dawn of Haiku OS
• My Prime Factorization Sweater
• DNS tools for developers
• Python Programming in your Browser: PythonAnywhere
• Show HN: Beatbar - Media player that beats in the browser address bar
• Cube: 3D home printer starts shipping in days
• A creative presentation: Two Czech students looking for a summer job in SV
• Disruptions: With No Revenue, an Illusion of Value