Markovian Parallax Denigrate — 1996 Usenet and I still don't know what I'm looking at

This one is genuinely old internet and people keep forgetting about it. 1996. A Usenet account starts posting strings like "jitterbugging McKinley Abe break Dahl win Bork Reckoner calf ruminant..." across multiple newsgroups. No context. No response to replies. Just these word-salad strings showing ……