This is a recap of the top 10 posts on Hacker News on Apr 25, 2025.

I wrote to the address in the GPLv2 license notice (2022)
https://code.mendhak.com/gpl-v2-address-letter/
https://news.ycombinator.com/item?id=43781888

OpenAI releases image generation in the API
https://openai.com/index/image-generation-api/
https://news.ycombinator.com/item?id=43786506

Instant SQL for results as you type in DuckDB UI
https://motherduck.com/blog/introducing-instant-sql/
https://news.ycombinator.com/item?id=43782406

Ask HN: Share your AI prompt that stumps every model
https://news.ycombinator.com/item?id=43782299

One quantum transition makes light at 21 cm
https://bigthink.com/starts-with-a-bang/21cm-magic-length/
https://news.ycombinator.com/item?id=43784721

DeepMind releases Lyria 2 music generation model
https://deepmind.google/discover/blog/music-ai-sandbox-now-with-new-features-and-broader-access/
https://news.ycombinator.com/item?id=43790093

OpenVSX, which VSCode forks rely on for extensions, down for 24 hours
https://status.open-vsx.org/
https://news.ycombinator.com/item?id=43785039

You Can Be a Great Designer and Be Completely Unknown
https://www.chrbutler.com/you-can-be-a-great-designer-and-be-completely-unknown
https://news.ycombinator.com/item?id=43787676

Microsoft subtracts C/C++ extension from VS Code forks
https://www.theregister.com/2025/04/24/microsoft_vs_code_subtracts_cc_extension/
https://news.ycombinator.com/item?id=43788125

National Airspace System Status
https://nasstatus.faa.gov/
https://news.ycombinator.com/item?id=43787730