# Notify all watchers outside the lock to avoid deadlock.
Cortisol spikeCortisol is a naturally produced steroid in the adrenal gland; it's better known as the stress hormone. In incel spaces, "cortisol spike" means getting visibly flustered or stressed out over something embarrassing.
，更多细节参见Line官方版本下载
YouTube 官方支持基于 Channel ID 的 XML 订阅（格式是 https://www.youtube.com/feeds/videos.xml?channel_id=xxx），不需要第三方服务，稳定可靠。对于 YouTube 视频，系统会优先尝试提取平台字幕，没有字幕的走下载-本地转录流程。
Push 3KB chunks