Hacker News on 4 November 2017

• Freelancer.com has ruined my life
• What is backpropagation and what is it doing? [video]
• Sometimes all a maintainer needs is a “thank you”
• Fake WhatsApp update from “WhatsApp Inc.” with Unicode whitespace: 1M downloads
• Alpha Go Zero: How and Why It Works
• Show HN: Server.js – A modern Express alternative
• How to Build Your Own Blockchain Part 3 – Writing Nodes That Mine and Talk
• Evio – Fast event-loop networking for Go
• Who’s Sitting Next to You on the Subway? An R Train in September
• Internet Association Endorses Internet Censorship Bill