Hacker News on 13 February 2013

• Heroku's Ugly Secret: The story of how the cloud-king turned its back on Rails
• Opera moves to WebKit
• Markdown.css – make HTML look like plain-text
• Psilocybin shows success in medical trials
• Why It's Time to Break the Code of Silence at the Airport
• It is cheaper to fly to US than buy Adobe software in Australia
• WebKit is the jQuery of Browser Engines
• I Was a Political Prisoner at Birth in North Korea
• 16×16 Pixel Art Tutorial
• Introducing The Paper Bay