Hacker News on 10 April 2015

• Fearless concurrency with Rust
• Ruling from USPTO Invalidates All Claims Used to Threaten Podcasters
• Aquaris E4.5 Ubuntu Edition
• Updating Our Open Source Patent Grant
• Math for eight-year-olds: graph theory for kids
• DEA Orchestrates Disinformation Campaign to Conceal Surveillance Powers
• Mozilla SSL Configuration Generator
• One line you should add to every makefile
• Open Source .NET libraries that make your life easier
• China's Great Cannon