Hacker News on 9 July 2017

• How to make a friend fast
• Counterintuitive problem: People in a room keep giving dollars to random others
• It's been 191 days since Google Drive worked for me
• DRM Is Toxic to Culture
• How startups such as Dropbox, Airbnb, Groupon acquired their first users
• Writing a Service Worker
• BayesDB: A probabilistic programming platform
• Underrated Startup Success Factors
• Startups that were massively funded that died in 2017
• A Detailed Elliptic Curve Cryptography Tutorial