Earlier quoted context omitted.
Depends on what you mean by "say"; if you mean gender I think is true. But if you consider people who like just one music genre and can stay motivated and loyal only because of that then you don't have too much say about who will be your fans, if you like trash metal it doesn't matter if you have a PHD from Harvard and your social circle is mostly composed by honored students, because the genre you may appel to a ver…
Kurt Cobain sure did. By cross-dressing he made Nirvana have a lot less appeal for the heavy metal fans.
Plus it's not as if metal bands were against 'glamming' up in the first place. In fact it became it's own sub-genre.