Hacker News on 23 May 2015

• Firefox tracking protection decreases page load time by 44%
• Silk
• NSA in P/poly: The Power of Precomputation
• I Let IBM’s Watson Tell Me What to Cook for a Week
• Five Big Banks Plead Guilty to Rigging Currency Markets and No One Goes to Jail
• Organizational debt is like technical debt, but worse
• Senate Blocks Patriot Act Extension
• Mastering Emacs
• Rust Programming Language Book
• Cryptographic Right Answers