A new Reels format spikes then fades — real or novelty?

Novelty & durationMedium

Problem. A new Reels format lifts watch time +6% in week one, but the daily effect is shrinking. The team asks whether to ship. How do you separate a durable gain from novelty, on both the viewer and creator sides?

Before you reveal: say your answer out loud, as if you were in the real interview — get your reasoning across clearly first. There is no single correct answer: reading what the interviewer is really after and defending your own thinking is what makes an answer strong.

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