I read a Classical Music review magazine called Fanfare. One of their reviewers had AI generate a review on a well known recording, the Pianist Sviatislav Richter’s live 1958 performance of Mussorgsky Pictures at an Exhibition. Not only was the review amazingly similar to a human review, it was 600 words long and was generated in just 10 seconds.
OTOH, the AI generated Beethoven Tenth Symphony impressed me much less