Humans have been refining their gibberish for centuries.

I admire your idealism that "the real thing" is coherently different from good gibberish. The poisoned version of the same article is great: https://heydonworks.com/nonsense/poisoning-well/ (I love me some surrealism so gibberish is something I sometimes choose to input into my own model in my head).

The scary part of AI is that it shows how crappy most of the training material is.