> respect signals like subscription paywalls, the robots.txt file, the HTML “noindex” keyword, terms of service, and other means by which copyright holders signal their intentions.

And if they disrespect those signals & terms, and lie, what then?

> the copyrighted content has been ingested, but it is detected during the output phase as part of an overall content management pipeline.

Yes, but how can it be detected reliably? Considering there is much to be gained in fooling us. (think parallel construction)