Hacker News on 25 September 2017

• China Blocks WhatsApp
• YC’s Essential Startup Advice
• MacOS High Sierra
• PixelNN – Example-Based Image Synthesis
• 30-Day Timelapse at Sea [video]
• CBS's Showtime caught mining crypto-coins in viewers' web browsers
• What we need from Apple to make standalone Apple Watch podcast apps
• Sears's History Predicts Almost Everything Amazon's Doing
• Show HN: Logo Crunch – Multi-resolution logo maker
• Pollen: the book is a program