Thoughts on AI, technology, thinking, and building products.

All brain, no hands
The brain-and-hands model shows what makes AI powerful. The performance triangle shows which setup fits the task.
5 min read

Do the reps
MIT measured what happens to your brain when AI does the thinking. Harvard found how to reverse it. Same tool, opposite outcomes.
3 min read

The AI energy panic is missing half the math
What happens when you compare AI energy consumption to the real cost of having a human do the same job?
5 min read

On AI temperament
Why the best AI users don't pick one model. They build a team.
7 min read

A tribute to trigonometry (and my dad)
My dad went from architect to trigonometry teacher. It took me 20 years to understand why that wasn't a step down.
3 min read