Hacker News stories for 9 AM on Monday Jul 08, 2013

0.642 Authentication with Warden (Rails) comments

0.587 Tangle: a JavaScript library for reactive documents comments

0.309 After PRISM reports, Swiss data bank sees boost comments

0.117 Concurrent Programming on iOS/OS X (objc.io Issue #2) comments

0.002 Ask HN: Review my app – Sbscribe, a social RSS feed reader (Google Reader alt) comments