退订了一些音视频总结的付费工具，因为 Video Transcript API 完全可以替代，即便我偶尔需要更好的 UI 体验，也可以直接用通义听悟的免费额度。
Most codebases get harder to work with over time because each feature you add injects more complexity. After 10 years, teams spend more time fighting their system than building on it because each new feature is a negotiation with the old ones. Over time, the codebase becomes harder to understand, harder to modify, and harder to trust.
，详情可参考91视频
这就是我要提出的“缝隙理论”：，更多细节参见Line官方版本下载
'The finest in the world': Why the US is buying icebreakers from Finland，这一点在纸飞机下载中也有详细论述