[jayd16]

This is a leap in the argument. We've gone from the right to use a work to "unless the result is identical or close to it, we have full rights to all works.".

Seems like a big gap there.

[spwa4]

It's COPYright. It has to be very close to the original to be covered by copyright. Hence the name.

[__loam]

They copied the work when they made the training set.

[ivell]

My understanding is copyright is about distribution rights and not making a copy. Seeding falls under distribution.

[triceratops]

Your understanding is incorrect.