Hacker News on 30 March 2018

• Poor Grades Tied to Class Times That Don’t Match Our Biological Clocks
• Internal Facebook posts of employees discussing leaked memo
• Giraffes Added to the Endangered Species List (2016)
• How Cambridge Analytica’s Facebook targeting model really worked
• PeerTube: A decentralized video hosting network, based on free software
• Former Equifax Executive Charged with Insider Trading
• Wapp – a single-file web framework by the creator of SQLite
• MacOS finally gains external GPU support
• Tesla crash victim had complained about auto-pilot in same location
• Introducing TensorFlow.js: Machine Learning in JavaScript