A human memorizing a book is legal; a human reciting that book aloud for an audience is not (performances of plays require licenses to the performing rights of a work, for example).

Distribution is when the issue arises - not consumption and construction of a mental model.

I acknowledge the parallels are imperfect and this all needs to be worked out in court. But it’s possible that at the pace LLMs are developing, by the time courts start addressing these questions we’ll already be questioning whether the distinction between machines and people is as big as we thought.