Hacker News on 14 February 2020

• Signal is finally bringing its secure messaging to the masses
• Japan has 33k businesses at least a century old
• 18-year-old personal website, built with Frontpage and still updated
• Google cuts jobs at cloud-computing group
• Brown: color is weird [video]
• Ask HN: What job can a “jack of all trades” look for?
• Apple Edge Cache
• Ask HN: What are some examples of good database schema designs?
• Ask HN: How do you learn complex, dense technical information?
• A Map of Mathematics