Hacker News on 13 October 2010

• How much did Twitteriffic for iOS cost to develop? Craig Hockenberry answers.
• A/B Testing You'll Actually Use: Optimizely (YC W10) Launches Out of Beta
• Announcing Backbone.js: Models, Collections and Views in 2.4kb
• The Long Beard's Revenge
• EA Artist, Soon To Be Laid Off, Burns EA Management, Discusses Failed MMO
• How to Break the Trust of Your customers in Just One Day - Lessons Learned
• Too Young to Know It Can’t be Done
• Bad Habits that Crush Your Creativity and Stifle Your Success
• Ocelot: The story of a torrent tracker
• Ask HN: Best Developer Linux Laptop?