Welcome to Justin Quaintance's Blog

Newton fractal for z cubed minus one, gold chains of tiny loops branching across a blue background

I Ported My Favorite Fractal Tool to Linux With a Clean-Room AI Rewrite

by Justin Quaintance on Oct 18, 2026

Look, I have a favorite fractal tool, and it's Visions of Chaos: a free, closed-source Windows program from Softology (the sample files credit Jasonread more...

Recent Blog Posts

Check out my latest thoughts and experiences

A glowing mirror ball in a dark room, throwing beams and spots of white light in every direction

Give Your Agent a System One: Disco Elysium Voices and a Smaller Prompt

by Justin Quaintance on Oct 18, 2026

My research bot is called Turing. It has voices in its head. When I ask it something with judgment in it, an inner voice can cut in, inline in the Read more...

A black and silver fountain pen resting on a sheet of paper covered in handwritten cursive

AI;DR: Every New Post Now Points You at One a Person Wrote

by Justin Quaintance on Oct 18, 2026

Scroll up. There's a green box above the photo on this post. That's the new thing. Every new post on this blog now opens with a line called AI;DR. Read more...

A sharpened wooden pencil resting on a printed technical drawing with dimension lines and measurements, a white scale ruler across the lower left corner

My Agents' Tools Come With Tripwires Built In

by Justin Quaintance on Oct 18, 2026

Look, I let AI agents work on client code all day. So I have to plan for the day one of them gets talked into something it shouldn't do. That day Read more...

A beige Robotron 1715 computer with a small CRT monitor sitting on top of its twin floppy drive unit

A Nix Shell for GUI Apps, Now With Fourteen Years of History

by Justin Quaintance on Oct 18, 2026

I Have a Problem With Installing Things to Try Them Once If you use Nix, you know this move: nix shell nixpkgs#cowsay cowsay "I was never Read more...