Hacker News on 23 August 2014

• Feynman Lectures on Physics now free online
• On bananas and string matching algorithms
• USBCondom
• Deep Learning: An MIT Press book in preparation
• Chromecast Rooted
• Julia 0.3 released
• Project Gitenberg
• There’s a simple alternative to the current web
• SpaceX rocket explodes during testing over Texas
• Show HN: Terra, a JS framework for cellular automata and biological simulations