If it’s illegal to make any material gain off skills learned through other people’s work, we’re all criminals.
I feel like I'm going to be saying a lot in the coming years, as more and more people's brains get broken by false anthropomorphization.
In this case, then, regurgitation is the problem then, not the fact that it was ‘read’.
If the models ensured that probability of regurgitation is near-zero, would that be ok?
Perhaps you personally would be fine with it. But would it be ok for a court declaring that someone has no recourse, and must accept such an uncompensated risk?