Why would it matter? Legally even? Once you have the pirated dataset you're merely letting the program analyze it, not copying it. The resulting network isn't a

Why would it matter? Legally even? Once you have the pirated dataset you're merely letting the program analyze it, not copying it. The resulting network isn't a transformation of the copyrighted work, by the pigeon-hole principle. It's like reporting on the spelling of the corpus, the results aren't tainted by the legality of the access. Also, what kind of joke would it be if we could only train AIs on text we were allowed to use? That much bias would make the result worthless at predicting the real world.