Hacker News stories for 12 AM on Friday Feb 22, 2013

0.704 Downtime Averted: Inside the offices of SF startup PagerDuty comments

0.508 Do you smoke test? comments

0.467 Gistflow comments

0.375 Piracy and Fraud Propelled the US Industrial Revolution comments

0.144 RedBus Continues To Dominate In India, But That’s Not What Makes Them Special comments

0.118 Paul Graham and David Hornik on Bloomberg West video comments