Hacker News on 15 December 2012

• Building my Own Laptop
• PowWow - Collaborative Screen Sharing
• Why White Tigers Should Go Extinct
• Things I wish someone had told me about life after college
• Web Revenue Models
• Valve boss says living room Steam PCs coming with Linux support
• Man Walks All Day to Create Spectacular Snow Patterns
• Online collaborative LaTeX editor
• Wikipedia (English) starting to migrate to MariaDB
• The Power of Concentration