Manufactured consensus is everywhere there is enough attention to incentivize such an effort. The worst by far is Reddit.
I've been using Reddit for 12 years. After the API fiasco, the quality dropped a lot. Most popular subreddits are now astroturfed, where every week there is a crusade against something (First it was for banning Twitter, now it is against banning AI Art). Even in regular posts, Reddit has been a hive mind lately. If you scroll through the comments, most of them will have the same opinion over and over, with comments t…
But I don't think the "crusades" are always bot related. Movements get momentum.