From what I understand it is some thing for AI, to stop them from harvesting or to poison the data, by having it repeating therefore more likely to show up.
I think we might be, I remember hearing openAI was training on so much literary data that they didn’t and couldn’t find enough for testing the model. Though I may be misrememberimg.
in my experience the “physical” copy of a game now, only gives access to installing a game. But I dont really use consoles so maybe I am misunderstanding how it works.
legality was never a thing nintendo considered