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Metric Design & Product Sense1 / 3

2 min lesson

Rank by blast radius, not by count

Use the lesson to respond to this: "Your global agent-success rate rose 2 points after a release. An interviewer asks if you'd ship the change broadly. What is the rigorous response?" Keep the answer plain.

Step 1 of 3

Rank by blast radius, not by countthe JD says this explicitly

One of this role's named responsibilities is to identify the experiences causing disproportionate user frustration and quantify their blast radiusHow much breaks if a change goes wrong; the scope of potential damage. Press Enter for the full definition. - roughly users affected × severity × likelihood of churn, not raw event count. That phrasing is deliberate. The loudest log line is not the worst problem.

RANK BY BLAST RADIUS, NOT BY COUNT

Interactive diagram. Tab through its regions; each focused region shows its detail in the panel below.

diagram: quadrant

The loudest log line is usually not the worst problem.

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Optional practice

Practice: Rank by blast radius, not by count