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Follow-up question
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Follow-up
What metrics prove Prototype Chain and Inheritance is healthy in prod?
What metrics prove Prototype Chain and Inheritance is healthy in prod?
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How to answer this follow-up
Use the parent topic “Prototype Chain and Inheritance” as context. Cover testing approach, production metrics, or scale impact as asked — then refine with AI Mentor below.
Parent context — Prototype Chain and Inheritance
Pros: Flexible delegation; memory-efficient shared methods on prototype. Cons: Prototype pollution if __proto__ mishandled; instanceof checks break across realms.
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