Hacker News stories for 2 PM on Sunday Apr 21, 2013

0.797 How is CipherCloud doing homomorphic encryption? comments

0.620 The Last Answer comments

0.187 An Analysis of Linux Scalability to Many Cores (2010) pdf comments

0.185 The Clown Car Technique for Responsive Images comments

0.150 Bitcoin exchange Mt. Gox taken down for hours by ‘another strong DDoS attack’ comments