Hacker News on 19 September 2021

• Serving Netflix Video at 400Gb/s on FreeBSD [pdf]
• Freenet is a peer-to-peer platform for censorship-resistant communication
• Show HN: Fully-searchable Library Genesis on IPFS
• Bye YouTube, Hello PeerTube [video]
• Show HN: I built four eight-foot-long handwriting robots
• Spy tech that followed kids home for remote learning
• Paradise lost: The rise and ruin of Couchsurfing.com
• Russia restricts opposition election voting app
• University of Florida gets a 1% cut of Gatorade profits
• Why we picture bombs as round black balls with a burning wick (2016)