Thus movie is formulaic
But it does all the elements so well. The hair & water are animation achievements. The story is incredibly well done and we have a human female character with no romabtic ties and a tale ignoring her gender.
And kudos to Disney for making an effort to find fitting actors of Polynesian descent, including a young newcomer who is amazing as Moana. Not to mention holding her own playing opposite Dwayne Johnson, he did spectacular as well.