This is a recap of the top 10 posts on Hacker News on Apr 26, 2026.

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

• (00:00) - Intro

The West Forgot How to Make Things. Now It's Forgetting How to Code
https://techtrenches.dev/p/the-west-forgot-how-to-make-things
https://news.ycombinator.com/item?id=47907879

Amateur armed with ChatGPT solves an Erdős problem
https://www.scientificamerican.com/article/amateur-armed-with-chatgpt-vibe-maths-a-60-year-old-problem/
https://news.ycombinator.com/item?id=47903126

USB Cheat Sheet (2022)
https://fabiensanglard.net/usbcheat/index.html
https://news.ycombinator.com/item?id=47904876

The Free Universal Construction Kit
https://fffff.at/free-universal-construction-kit/
https://news.ycombinator.com/item?id=47860198

Tell HN: An app is silently installing itself on my iPhone every day
https://news.ycombinator.com/item?id=47906253

Using coding assistance tools to revive projects you never were going to finish
https://blog.matthewbrunelle.com/its-ok-to-use-coding-assistance-tools-to-revive-the-projects-you-never-were-going-to-finish/
https://news.ycombinator.com/item?id=47902525

Why has there been so little progress on Alzheimer's disease?
https://freakonomics.com/podcast/why-has-there-been-so-little-progress-on-alzheimers-disease/
https://news.ycombinator.com/item?id=47905984

OpenAI Privacy Filter
https://openai.com/index/introducing-openai-privacy-filter/
https://news.ycombinator.com/item?id=47870901

EU Age Control: The trojan horse for digital IDs
https://juraj.bednar.io/en/blog-en/2026/04/17/eu-age-control-the-trojan-horse-for-digital-ids/
https://news.ycombinator.com/item?id=47907130

The Joy of Folding Bikes
https://blog.korny.info/2026/04/19/the-joy-of-folding-bikes
https://news.ycombinator.com/item?id=47866127