My response was to abandon trying to intercept at the level of individual elements and instead intercept at the level of the browser’s own property descriptors. I went straight for HTMLMediaElement.prototype with Object.getOwnPropertyDescriptor, hooking the native src and srcObject setters before any page code could run:
（三）支持大学生广泛参加科技实践活动。高校应将开展科普活动纳入大学生科技社团的重要任务，支持大学生参加科技创新与科普活动。积极组织参加中国国际大学生创新大赛、“挑战杯”全国大学生课外学术科技作品竞赛、全国青少年科技创新大赛、国家级大学生创新创业训练计划项目、青少年科技社团支持计划等。，更多细节参见夫子
「我展現了巔峰滑雪水準，完成前所未見的壯舉，這已然足夠出色。但還是要感謝大家。」，更多细节参见一键获取谷歌浏览器下载
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"We've also got these big tanks full of oxygen and nitrogen, which are mixed to make air, and also water, so that we can provide everything that the astronauts need in the crew module to keep them alive on their journey."