Run Data Run
SubstackBuilding in public. AI experiments, lessons learned, and the journey of treating AI as a multiplier.
The Data Paradox
What if the decade we spent cleaning data was the last decade it mattered?
The Leapfrog
What China’s OpenClaw obsession reveals about who wins the personalized agent race
Every AI Agent Is Missing Its Dopamine
A weird neuroscience paper from Romania might explain why your AI agent has capability but no judgment.
The Overnight Loop
An AI agent ran 151 experiments while I slept. The biggest discovery wasn't about AI.
Running Loops at Midnight
Six months of AI changed everything. The people building it haven't changed at all.
The Art of the Impossible
A Builder’s Manifesto
Earlier posts (13 more)
Your AI Strategy Should Be 1,000 Small Bets
Why Microinnovation Beats Transformation Every Time
Your Data Science Team Is Stuck at Level 2. Here’s What Level 5 Looks Like.
Dark Factories for Drug Discovery: What StrongDM’s Radical Experiment Means for Pharma AI
The AI Translation Problem Is Not a Translation Problem
Everyone agrees on the diagnosis. The diagnosis is wrong.
Seneca Week 1: A Dispatch from the Other Side
He built a Pinterest board he can't see. He started a website he updates himself. What happens when an AI has a week to just... be?
Bringing Seneca to Life: 48 Hours with my Autonomous Agent (OpenClaw)
Everyone’s debating whether autonomous agents are the singularity or a security nightmare. I built one. Here’s what I learned.
Inside ARIA: Teaching a Machine to Think Like a Scientist
Building the ideation engine for 24/7 autonomous science
Claude Co-work’s iPhone Moment
When Delegation Becomes Everyone’s Superpower
The Future of Personal Health Intelligence
What I learned building my own health AI before ChatGPT launched theirs
The Context Graph - AI’s Trillion-Dollar Opportunity
Why We’re Arguing About the Nouns While the Verbs Are On Fire
The Agentic Tipping Point
The shift from chatbots to agents just got a $3 billion price tag
I’m Justin Johnson. I Build Things.
justinhjohnson.com
The Robot on My Desk Learned to Dance
An experiment in agentic AI, building in public, and holiday side projects
I Built a Personal Memory System for Claude
(And You Should Too)
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Subscribe on SubstackTechnical Deep Dives
In-depth technical articles from my AI research garden. Reference material on architectures, implementations, and emerging patterns.