> Summaries written by AI of longer-form work that are then shoved into AI to make sense of the AI-written summary.

Also the problem where someone has bullet-points, they fluff them up in an LLM, send the prose, and then the receiver tries to use an LLM to summarize it back down to bullet-points.

I may be over-optimistic in predicting that eventually everyone involved will rage-flip the metaphorical table, and start demanding/sending the short version all the time, since there's no longer anything to be gained by prettying it up.