Hacker News stories for 5 AM on Tuesday Apr 16, 2013

0.556 Bob’s wife Carla lends a speedy mind comments

0.253 Twitter is forcing Flattr to drop user’s ability to flattr creators comments

0.155 EuroPython 2013, early registration closes today (April 16th) comments

0.002 Show HN: Security Book Reviews - My side project for hackers and makers comments