2.10.26 | Discord mandates face scan or ID, Sky color explanation, $3.88 Walmart clock converted to ESP8266 Wi-Fi clock

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• (00:00) - Intro
• (00:17) - Why is the sky blue?
• (01:21) - Converting a $3.88 analog clock from Walmart into a ESP8266-based Wi-Fi clock
• (02:40) - Another GitHub outage in the same day
• (03:43) - Frontier AI agents violate ethical constraints 30–50% of time, pressured by KPIs
• (05:02) - Sandboxels
• (06:03) - Hard-braking events as indicators of road segment crash risk
• (07:12) - Discord Alternatives, Ranked
• (08:14) - Rust implementation of Mistral's Voxtral Mini 4B Realtime runs in your browser
• (09:17) - Outro

Why is the sky blue?
https://explainers.blog/posts/why-is-the-sky-blue/
https://news.ycombinator.com/item?id=46946401

Converting a $3.88 analog clock from Walmart into a ESP8266-based Wi-Fi clock
https://github.com/jim11662418/ESP8266_WiFi_Analog_Clock
https://news.ycombinator.com/item?id=46947096

Another GitHub outage in the same day
https://www.githubstatus.com/incidents/lcw3tg2f6zsd
https://news.ycombinator.com/item?id=46949452

Frontier AI agents violate ethical constraints 30–50% of time, pressured by KPIs
https://arxiv.org/abs/2512.20798
https://news.ycombinator.com/item?id=46954920

Sandboxels
https://neal.fun/sandboxels/
https://news.ycombinator.com/item?id=46946308

Hard-braking events as indicators of road segment crash risk
https://research.google/blog/hard-braking-events-as-indicators-of-road-segment-crash-risk/
https://news.ycombinator.com/item?id=46947777

Ask HN: What are you working on? (February 2026)
https://news.ycombinator.com/item?id=46937696

Discord Alternatives, Ranked
https://taggart-tech.com/discord-alternatives/
https://news.ycombinator.com/item?id=46949564

Rust implementation of Mistral's Voxtral Mini 4B Realtime runs in your browser
https://github.com/TrevorS/voxtral-mini-realtime-rs
https://news.ycombinator.com/item?id=46954136