Hacker News on 20 January 2018

• Intel Has a Big Problem
• Learn FFmpeg the hard way
• Training Your Brain So That You Don’t Need Reading Glasses (2017)
• Relativ – A VR headset that you can build yourself for $100
• NSA deleted surveillance data it pledged to preserve
• JS things I didn’t know existed
• A prime number whose binary representation looks like a giraffe
• Europe’s central banks are starting to replace dollar reserves with the yuan
• Blockchains from a Distributed Computing Perspective [pdf]
• British 15-year-old gained access to intelligence, pretending to be head of CIA