For [a concept], what to
prototype first and at what
fidelity: what question each one
answers, what it deliberately
fakes, and the order that fails
cheapest.

Prototype It Before Committing

Each prototype tied to one question it answers.

Prompt

For [a product concept], tell me what to prototype first and in what fidelity — what question each prototype answers, what it deliberately fakes, and the order that fails cheapest.