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Life, Learning & Writing

The most popular blog posts about life, learning & writing on Hacker News. 8,940 posts.

Any year
7893

How We Got Sal (KhanAcademy.org) His Dot Com

Update 6/22… It’s 12 years later and I just recently was able to get KhanAcademy.net and KhanAcademy.us to the folks at Khan Academy! It’s great to be able to support my favorite non-profits in a meaningful way. If you’re into domains and watching the drop, add a few of your favorite non-profits to your monitor list…

7897

Nice Security Mindset Example

A real-world one-way function: Alice and Bob procure the same edition of the white pages book for a particular town, say Cambridge. For each letter Alice wants to encrypt, she finds a person in the book whose last name starts with this letter and uses his/her phone number as the encryption of that letter. To decrypt…

7899

Let’s Not Have a Beer

For the first time, I won a major raffle at a recent conference. However, I had to give the prize back since it was a beer dispenser and I don’t drink. If your reaction after reading the last line was “Why don’t you drink?” or “Most of us do and it’s your choice that you missed out.”, then this blog is for you. I’m…

7901

How I Cured my RSI Pain (2010)

For two years I suffered from severe hand, wrist, and forearm pain while typing. After spending a lot of money on world-class medical professionals and ergonomic products but seeing poor results, I was ultimately able to cure all my pain by reading The Mindbody Prescription (TMP). Now I can type for as long as I want…

7909

Be Worried

Author's note: I wrote this in March 2023, but just published in October 2025. I held back from publishing this originally for fear that I was being sensationalist. But with the launch of Sora 2, I couldn't not share these thoughts. I only regret I didn't publish it 2 years ago.

7910

The Slow Death of the Power User

There’s a certain kind of person who’s becoming extinct. You’ve probably met one. Maybe you are one. Someone who actually understood the tools they used. Someone who could sit down at an unfamiliar system, poke at it for twenty minutes, and have a working mental model of what it was doing and why. Someone who read…

7914

My favourite German word

If creators of documentation are prepared to sacrifice its human purpose in order that LLMs can more effectively slurp it up and regurgitate it on demand, then they have meekly accepted values that more properly belong in a dystopian horror story.