Hacker News on 19 February 2019

• Leukemia Has Won
• Public protest against Amazon
• Four-day week trial: study finds lower stress but no cut in output
• Bookworm: A Simple, Focused eBook Reader
• Could 'Oumuamua be an icy fractal aggregate ejected from a protoplanetary disk?
• Code Shelter: A Maintainer Community for Abandoned FOSS Projects
• Apple’s Latest Macs Have a Serious Audio Glitching Bug
• “Reverse location” search warrants identify all cellphones near a crime scene
• Why a Grape Turns into a Fireball in the Microwave
• Dear OpenAI: Please Open Source Your Language Model