"I did not write this comment" — [YT is now autogenerating comment replies in YT Studio and they're looking at previous replies to match content and tone]
YouTube is now generating suggested replies to comments based on the channel creator's tone and views.
I shouldn't have kept the original title. YouTube is now suggesting comment replies to comments on your videos. They are looking at content and tone of their other comments to tailer them to the YouTuber's writing style.