Episode Details

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
• (07:38) - Nova Launcher added Facebook and Google Ads tracking
• (08:36) - Reticulum, a secure and anonymous mesh networking stack
• (09:41) - Notes on Apple's Nano Texture (2025)
• (10:40) - The microstructure of wealth transfer in prediction markets
• (11:57) - Outro

Level S4 solar radiation event
https://www.swpc.noaa.gov/news/g4-severe-geomagnetic-storm-levels-reached-19-jan-2026
https://news.ycombinator.com/item?id=46684056

Apple testing new App Store design that blurs the line between ads and results
https://9to5mac.com/2026/01/16/iphone-apple-app-store-search-results-ads-new-design/
https://news.ycombinator.com/item?id=46680974

What came first: the CNAME or the A record?
https://blog.cloudflare.com/cname-a-record-order-dns-standards/
https://news.ycombinator.com/item?id=46681611

Porsche sold more electrified cars in Europe in 2025 than pure gas-powered cars
https://newsroom.porsche.com/en/2026/company/porsche-deliveries-2025-41516.html
https://news.ycombinator.com/item?id=46686640

Prediction markets are ushering in a world in which news becomes about gambling
https://www.theatlantic.com/technology/2026/01/america-polymarket-disaster/685662/
https://news.ycombinator.com/item?id=46670524

The Overcomplexity of the Shadcn Radio Button
https://paulmakeswebsites.com/writing/shadcn-radio-button/
https://news.ycombinator.com/item?id=46688971

Nova Launcher added Facebook and Google Ads tracking
https://lemdro.id/post/lemdro.id/35049920
https://news.ycombinator.com/item?id=46686655

Reticulum, a secure and anonymous mesh networking stack
https://github.com/markqvist/Reticulum
https://news.ycombinator.com/item?id=46686273

Notes on Apple's Nano Texture (2025)
https://jon.bo/posts/nano-texture/
https://news.ycombinator.com/item?id=46682518

The microstructure of wealth transfer in prediction markets

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