Hacker News on 5 April 2021

• Google’s copying of the Java SE API was fair use [pdf]
• Amazon illegally fired activist workers, Labor Board finds
• Writing tools I learned from The Economist
• LG is getting out of the mobile phone business
• Yahoo Answers to shut down May 4, 2021
• The Unparalleled Genius of John von Neumann (2019)
• Legalizing gay marriage in Crusader Kings III with Ghidra
• Show HN: My personal website is a shell
• Have I Been Facebooked?
• Leaked phone number of Mark Zuckerberg reveals he is on Signal