The biggest lesson learned, though, is how accurate my initial customerinterview findings were, compared to all the hypotheses that followed.
我学到最重要的一点是，比起其他假设，我起始客户访谈的发现是多么精确啊。
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You use customerinterview techniques with your spouse to discover the root cause of their problems so you can build a "solution" ("That's interesting…tell me more! "