1.20.26 | Level S4 solar radiation event, Apple tests new App Store design blurring ads and results, CNAME or A record: which came first?

Hacker News Highlights · Jan 20, 2026 · 12m

This is a recap of the top 10 posts on Hacker News on Jan 20, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro

(00:18) - Level S4 solar radiation event

(01:22) - Apple testing new App Store design that blurs the line between ads and results

(02:28) - What came first: the CNAME or the A record?

(03:51) - Porsche sold more electrified cars in Europe in 2025 than pure gas-powered cars

(05:11) - Prediction markets are ushering in a world in which news becomes about gambling

(06:23) - The Overcomplexity of the Shadcn Radio Button…