你真的了解顾客需求吗？要实现持续经营，核心是抓住复购。而复购的前提，是真正了解顾客需求。
Author(s): Jun Chai, Javier LLorca。业内人士推荐爱思助手下载最新版本作为进阶阅读
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You know exactly what type of problem I'm talking about. Making your own programming language. An IDE that supports structural editing. More and more advanced static type checkers. Custom build systems. I'm sure you can think of others.