Notes By Lex Toumbourou

A digital garden about AI, software, learning, and other assorted topics.

Welcome. I'm Lex Toumbourou - a machine learning engineer and software developer based in Brisbane, Australia, currently a Senior MLE at Canva. These are my working notes that I've been collecting over the last decade+ using the Zettelkasten method.

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Recent notes

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  1. May 17, 2026 reference Heavy Thinking: A Test-Time Scaling Pattern for Hard Problems
  2. May 9, 2026 reference LLMs Corrupt Your Documents When You Delegate
  3. May 7, 2026 permanent AI-Induced Cognitive Atrophy
  4. Apr 29, 2026 reference OpenGame: Open Agentic Coding for Games
  5. Apr 25, 2026 permanent Naming Things Is Easy Now
  6. Apr 21, 2026 permanent Obsidian Markdown Notebook: code execution with outputs stored in the file
  7. Mar 22, 2026 permanent Research, Plan, Implement Workflow
  8. Feb 26, 2026 reference Self-Generated Agent Context Files Don't Help Either
  9. Feb 21, 2026 reference Self-Generated Skills Don't Help
  10. Feb 11, 2026 reference Generative Modelling via Drifting
  11. Feb 8, 2026 permanent Software Factory
  12. Jan 29, 2026 permanent OpenClaw: the missing piece for Obsidian's second brain