Open question: Section 8, The commit-point method: "A data scientist could do better.…"

[anacay]

A data scientist could do better.

The method buys each supply layer to its own percentile. That's a rule of thumb, not a joint optimum. I'd welcome someone who can do better: a simulation, a closed form, or a reason the rule of thumb is good enough.

Author's note 7 on Section 8, The commit-point method. Reply below; if this settles into a change to the text, an editor will carry it over with credit (see HOW_IT_GROWS.md).