The harness makes itself obsolete, on purpose
Jediah Katz’s data flywheel
Harness adds guardrails
so AI can try harder tasks
→
People use it
real work creates data
→
Labs train on it
the next model learns
↓
Model absorbs the skill
it becomes native
←
Guardrail gets deleted
a bot opens the pull request
←
Next frontier
needs a new harness
↑