Mainly:
> Humans derive their ideas from impressions (sensory experiences, or in terms of AI, the training model) and the ideas they form are essentially recombinations or refinements of those impressions. In this sense, human creativity can be viewed as a process of combining, transforming, and reinterpreting past experiences (impressions).
We humans do it all the time, TBH.
By this logic or view, nothing can be copyrighted.
I don't know, it is all so shady and a grey area.