Hacker News on 24 March 2021

• Show HN: I wrote a book about Go
• Google Removed ClearURLs Extension from Chrome Web Store
• The solution of the Zodiac killer’s 340-character cipher
• Reddit’s most popular subreddits go private in protest against ‘censorship’
• 'Do Not Split': A Hong Kong protest film [video]
• Emoji Under the Hood
• Firefox 87 introduces SmartBlock for Private Browsing
• Gnome 40
• The Python Package Index is now a GitHub secret scanning integrator
• America’s bald eagle population continues to soar