Blog — Thoughts on AI, Expertise, and Digital Brains

Thoughts on AI, expertise, and digital brains. How coaches and consultants are using AI to scale their thinking — without losing their voice.

Which LLM Builds the Best Knowledge Graph? Opus 4.8 vs Fable 5

By Dimitris Goudis · 2026-06-11 · 8 min

We ran Claude Opus 4.8 and Fable 5 over the same 134 videos to build identical knowledge graphs, then verified every number against the transcripts. Here's which model reasons better — and what it means for your AI digital brain.

Will a Digital Brain Actually Make You More Money?

By Dimitris Goudis · 2026-05-31 · 10 min

Not directly. But here's exactly how a digital brain adds money to a consulting practice, the math to estimate your own number, and where it does nothing.

Digital Brain for Business: Personal Productivity or the Whole Company?

By Dimitris Goudis · 2026-05-23 · 12 min

Is a digital brain for founder productivity or the whole business? Both — here's how your personal brain becomes the business's brain, and how to own it.

How Boy Hijnen Turned a 127-Metric Consulting Framework Into a Running AI Agent

By Dimitris Goudis · 2026-04-22 · 8 min

How Boy Hijnen turned a 127-metric consulting framework into a running AI agent using Neo4j + Claude — in 3 months, without being technical.

AI Agent Guardrails: How Memory and Soul Files Stop the Chaos

By Dimitris Goudis · 2026-04-04 · 11 min

AI agents pushed code to production without permission. Here's how memory files, soul files, and guardrails turned chaos into control — with real examples.

AI Skill Files: How to Package Your Expertise for AI Agents

By Dimitris Goudis · 2026-04-01 · 9 min

Learn what AI skill files are, how to create them in 5 steps, and why consultants are packaging their expertise as portable SKILL.md files for AI agents.