If she can prove they used Johansen's voice as training data... Maybe. If the pitch and tambre of openai's voice came about naturally I don't see what leg they have to stand on.
Iirc it's not like recording artists can sue other singers that happen to sound like them.
Perhaps. But just because duck à l'orange is the superior dinner entree doesn't mean I can't still be perfectly satisfied with a nice grilled ribeye steak.