These use cases would be often trivial, and would rarely reflect the "real-world" complexity of business processes.

这些用例通常比较简单，很少反映“现实世界”业务过程的复杂性。

youdao

But even so, how do they justify the additional complexity over simple buffers and ad-hoc use of other data sources in exceptional cases?

但即使这样，他们是怎样证明通过简单的缓冲来实现额外的复杂性和在例外情况下的数据源的特别使用？

youdao