Field Notes
Training. Building. Operating.
Observations from the gym floor, the office, and the workbench. Not a blog treadmill. Just a public trail of the work, the lessons, and the systems worth remembering.
- Jun 8, 2026 Training
Life Is Not Low Impact
Low-impact training has its place, but a body protected from all impact becomes less prepared for real life.
- Jun 5, 2026 Operating
Do Not Let AI Make Your Business Look Cheap
AI can remove friction from a business, but the public face still needs human taste.
- Jun 3, 2026 Operating
The AI Stack Is Not the Point
I am a business owner first. That changes how I look at AI.
- Jun 2, 2026 Operating
Hard Decisions Keep the Room Alive
Ten years of running Subtero taught me that community survives when someone protects the standard, even when the conversation is hard.
- Jun 1, 2026 Training
Coaching Requires Discretion
A note to myself on teaching more coaches without confusing enthusiasm for readiness.
- May 31, 2026 Operating
The Advantage Is Not AI. It Is Using AI.
A field note on my actual AI stack, the agents I use, and how AI changed the distance between idea and product.
- May 30, 2026 Training
Coaching Is Pattern Recognition
Good coaching is not about having better cues. It is about seeing the pattern in front of you before you speak.
- May 30, 2026 Operating
Passion Is Not Enough to Run a Gym
After ten years of running Subtero, I learned that passion may start a gym, but it does not sustain one.
- May 30, 2026 Operating
Small Automations I Actually Want in a Gym Business
Most gym owners do not need a grand AI strategy. They need small automations that remove weekly friction.
- May 30, 2026 Building
What Running a CrossFit Box Teaches About Systems
A gym looks like energy from the outside. From the inside, it survives on systems people can actually follow.