Hacker News on 23 September 2015

• 'Happy Birthday' song copyright is not valid, judge rules
• What Happens Next Will Amaze You
• Tech companies lobbying for CISA are abandoning their users' privacy
• Chris Poole
• Launching NginScript
• Google Wants to Make Silicon Valley as Bike-Friendly as Copenhagen
• A New Face for Pebble
• Cable Robot Simulator [video]
• Yet another pre-installed spyware app discovered on Lenovo computers
• Nasa Open Datasets