Does anyone know where the normal people are going though? I suspect Mastodon and tiktok? At least the young ones.

All this, Ryan said, explains why the trolls "are getting more extreme and desperate." The pool of people available to get attention from is shrinking, so the only way to keep the engagement rates as high is to say wilder and nastier things. But eventually, there will be so few people on Twitter left to aggravate that even white nationalist dogwhistling and Holocaust denialism won't work.