Ahahaha. A title cautioning not to watch YouTube with the description of the situation being... a YouTube video.
I'm avoiding YouTube so for others like me that want more info here's a BBC article on the filter itself (not the failure mode):
https://www.bbc.co.uk/future/article/20250822-youtube-is-using-ai-to-edit-videos-without-permission
YouTube has secretly used artificial intelligence (AI) to tweak people's videos without letting them know or asking permission. Wrinkles in shirts seem more defined. Skin is sharper in some places and smoother in others. Pay close attention to ears, and you may notice them warp
And an Invidious link that lets you view the video: