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Decoding AI in Cancer Research
A Practical Guide to Interpretability and What’s Next
Nov 14
•
Justin Johnson
2
The Future of Scientific Computing
Part 3 of 3: Nine Days of Petaflop Delegation
Nov 6
•
Justin Johnson
1
Compound Velocity: The 20-Hour AI Research Lab
Part 2 of 3: Nine Days of Petaflop Delegation - Building monitoring while fine-tuning while training while documenting while...
Nov 4
•
Justin Johnson
Delegation, Not Automation: How Human-AI Collaboration Actually Works
Part 1 of 3: Nine Days of Petaflop Delegation
Nov 3
•
Justin Johnson
October 2025
From Petaflop to Production: Building a RAG Research Platform on the DGX in One Afternoon
Last week, I wrote about getting my NVIDIA DGX Spark up and running in three days.
Oct 27
•
Justin Johnson
2
Three Days, One Petaflop, and an AI Partner: Building a Research Lab
Building a GPU research lab with Claude Code, and documenting both what I built and how we built it
Oct 22
•
Justin Johnson
2
1
The Quiet Week Claude Became Your Coworker
Skills, Agents, and the Infrastructure Nobody Noticed
Oct 20
•
Justin Johnson
2
When the AI Picked a Drug Nobody Was Testing
How teaching an AI to read cells as text revealed a context-dependent cancer mechanism
Oct 16
•
Justin Johnson
1
From Workslop to Agentic Slop
How AI Agents Could Make a Bad Problem Worse
Oct 10
•
Justin Johnson
1
The $2B Bet on the 90/90 Rule - Thinking Machines and Tinker
Why Fine-Tuning Infrastructure Matters More Than You Think
Oct 6
•
Justin Johnson
2
Cancer AI Alliance: When Federated Learning Finally Works
Four cancer centers did in 12 months what the industry couldn't do in 10 years. Here's what actually changed.
Oct 2
•
Justin Johnson
1
September 2025
Can AI Do the Job? OpenAI Just Changed How We Answer That Question.
GDPval measures economic value over extended work, not test scores. The results are revealing, and uncomfortable.
Sep 26
•
Justin Johnson
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