We should have a valid testing method of whether a YouTuber/Reddit thread/Streamer has gone flanderized, and the fanbase is brain dead.
YouTuber:
See if people upvotes it, look what people say in the comments.
YouTuber:
Make a "deleted video of A", with the same style of video and content, using his past voice recordings and re-edit it into a new video
Find a similar YouTuber B, who has pretty much the same style of video content, and say it's the deleted video of YouTuber A
See if people upvotes it, look what people say in the comments.