Hacker News on 31 January 2020

• My Second Year as a Solo Developer
• Let's remove quaternions from every 3D engine (2018)
• The EARN IT Act: how to ban end-to-end encryption without banning it
• Carrier sales of phone-location data is illegal, FCC plans punishment
• OpenSnitch is a GNU/Linux port of the Little Snitch application firewall
• California Attorney General delays .org sale
• Show HN: Regex Cheatsheet
• “Why Using WhatsApp Is Dangerous“
• Wuhan seafood market may not be source of novel virus spreading globally
• How we pay attention changes the shape of our brains