Hacker News on 30 December 2015

• In Memoriam: Ian Murdock
• Springer Textbooks More Than 10 Years Old Available for Free Legal Download
• How Completely Messed Up Practices Become Normal
• Iran's blogfather: Facebook, Instagram and Twitter are killing the web
• Do the math on your stock options
• Debian mourns the passing of Ian Murdock
• Resolutions for programmers (2012)
• Bank of America trying to load up on patents for the technology behind Bitcoin
• Permission to Fail
• Fai0verflow: Linux on the PS4 [video]