Hacker News on 4 October 2017

• Keybase launches encrypted Git
• Interactive Vim tutorial
• Ask HN: Resources to learn blockchain and smart contracts?
• WaveNet launches in the Google Assistant
• Teachable Machine: Teach a machine using your camera, live in the browser
• Productive on six hours of sleep? You’re deluding yourself, expert says
• An Update on Firefox Containers
• From design patterns to category theory
• Google Pixel 2 and 2 XL announced
• Google Pixel Buds are wireless earbuds that translate conversations in real-time