Superhuman Mail CEO on Why Product-Market Fit Is a Number, Not a Feeling
Product School618 字 (约 3 分钟)
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Determining Product-Market Fit (PMF) should rely on objective data rather than subjective feelings; Superhuman's CEO emphasizes quantifying validation through metrics like retention and NPS to avoid intuition traps.
入选理由：PMF 本质是数字指标，不能仅凭团队直觉或感觉来判断产品是否成功。
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