Hacker News on 31 July 2013

• XKeyscore: NSA program collects 'nearly everything a user does on the internet'
• NSA director heckled on stage at Black Hat security conference
• The entire US Code is now online in XML
• Introducing Quip
• How 'One Weird Trick' Conquered The Internet
• The Door To The FISA Court Doesn't Even Have A Sign On It
• Why I Left Medium
• Looking at CPU/GPU Benchmark Optimizations in Galaxy S 4
• Why does Amazon have more books from the 1880s than the 1980s? Blame copyright
• More Encryption Is Not the Solution