Right and they don't all fall into the same category of music. For AI to appeal to the largest amount of people they have to remain diversified. As soon as they do away with certain types of music and limit it, their viewers will bail.
And I think that it has to be a latest hits type diversity. Country, R & B, Rock, Rap, Alternative, whatever, not Broadway. Fantasia was good at Broadway songs, but so what. (Deja Vu)