Hacker News on 18 March 2007

• Mobile is a dud?
• How to be creative
• Creating Passionate Users: Is Twitter TOO good?
• Who wants to discuss about MySQL vs PostgreSQL?
• O'Reilly Radar The Web 2.0 Address Book May Have Arrived
• Secret of Google's simple design: founders didn't know HTML
• 20 Smartest Companies to Start
• New ted talks are up. tech/entertain/design
• University lecture notes in math, computer science and physics
• 2007 Web Predictions