为政之道，得其大者可以兼其小。
这种“短平快”的机械化运转，导致产品严重同质化。一旦运力过剩，就只剩下价格战。。51吃瓜对此有专业解读
The series of Command objects generated by the pipeline is then run by an interpreter using runEffect(checkoutFlow(cartSummary)). Because our business logic consists of pure functions that interact with the world only through data, we can record those interactions simply by adding a few hooks for services like OpenTelemetry. And if we can record them, we can replay them deterministically. Best of all, there’s no need to mock a single database or external service.，这一点在im钱包官方下载中也有详细论述
Hurdle Word 1 answerIDIOM