Hacker News on 18 December 2014

• Git client vulnerability announced
• EFF in Court to Argue NSA Collection from Internet Backbone Is Unconstitutional
• PostgreSQL 9.4 Released
• Why the Sony hack is unlikely to be the work of North Korea
• German researchers discover flaw that could let anyone listen to cell calls
• The pitch deck that helped us get an $865M valuation
• The Itch Nobody Can Scratch
• Amazon Unveils One-Hour Delivery Service
• A Japanese inn owned by the same family for 1,300 years [video]
• Amethyst – A tiling window manager for OS X