Human ingenuity is creative by definition, that's where the concept arises. The burden of proof is on AI labs to prove that their models are rising to the level of actual synthesis, rather than very impressive 200-level regurgitation that looks like synthesis if you squint a bit; because the model has access to more raw data than your average sophomore student.

> Human ingenuity is creative by definition, that's where the concept arises

Sure, but until we can turn that tautology into something more rigorous, we can't tell if the thing humans do is more or less than what some arbitrary non-human (machine, animal, or eventually perhaps alien) does.