Geir
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Overview
Geir who? @: [email protected] Résumé/CV#: +47 4550 2470Wikipedia page I write – fact, fiction and poetry; I philosophize, build companies, speak to small and large groups on most any topic, make artwork, music and games, program computers and old calculators, do crazy stuff.
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A map of itches scratched
I started programming when I was 13. Basic, then lots of work in FOCAL on the HP-41 calculator, then OPL, Pascal, MCODE, Assembly, Visual Basic, Ruby, Fortran, Python, Forth and more obscure languages. Lately with the use of Claude Code it's been a massiv
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Pictures out of text
Been doing digital art since the mid-90s. Since I am living in the terminal, I decided to improve the ascii part of image displays. Usually I get images to show inline in the terminal via the kitty protocol, but now and then I am on a server via ssh and s
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Three more science apps
I've always been drawn to the really big and the really small. From astrophysics and cosmology to particle physics and quantum mechanics. I am fascinated about what happens at the edges of reality. I started wondering about the elements beyond 120 when I
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The sky, drawn in braille
I love our sky. I love the terminal. Now they fuse. My astro app has always shown a star chart for the hour I pick. It fetched it from a website, as a picture, one per hour, converted through ImageMagick and cached on disk. Now it draws its own… in braill
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A rusty front door
Two days ago I posted five new tools . Yesterday two more . That puts 27 apps in the Fe₂O₃ suite , and I am starting to lose sight of all the wonderful apps. So the suite got a front door, simply called fe2o3 . h2 id="the-gr...
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Stars and particles
Yesterday I posted five new tools . Today there are two more, and they are both science. My mother got me going when I was 8. She pointed to the sky just above the apartment building where we lived (Tveita, Oslo) and said, "Do you see those three stars up
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Five new Rust tools
I keep building the tools I use. I know, the world doesn't need another calculator, but I do. My Fe₂O₃ suite of Rust terminal tools has swallowed almost everything I run in a day. Over the last five weeks it got five new members. I have an itch. I scratch
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A font for Amar
For a couple of years I have used one task as my litmus test for AI models: Create a fantasy font suitable for the Kingdom of Amar , my role-playing world. I want a TTF file I can install and write with. Every model has failed. Say hello to Fable. Why is
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The Freedom Proof in four minutes
I have spent more than forty years researching free will and several years on the Freedom Proof , a mathematical argument that free will grounds existence. There is a presentation , an academic paper and a companion paper on Petri nets . Heavy st...
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Frame - the first Linux Assembly X server
On my quest to own my software , one foundational piece kept itching… the X server. The underlying graphics engine, the thing that puts pixels on the screen. X11 is 4 million lines of code, a beast very few can claim they understand. So I did the reasonab
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