Hacker News on 10 December 2018

• Why Not to Use Quora
• Companies use smartphone locations to help advertisers and even hedge funds
• Tell HN: Aaron Swartz's website is offline
• Prions, Nearly Indestructible and Universally Lethal, Seed the Eyes of Victims
• Amazon’s Chips Threaten Intel
• Nasa's Voyager 2 probe 'leaves the Solar System'
• The cold start problem: how to build your machine learning portfolio
• Google Employees Demand the End of Forced Arbitration Across the Tech Industry
• On Shutting Down
• Apple Airplay on Raspberry Pi in 7 Easy Steps