The real threat here is twofold:
1. Her "music" (if it really warrants such nomenclature) may influence a young person to become even more idiotic, directionless and apathetic than most young people currently are.
2. There is a chance that she may at some point procreate. This would not only place the development of another human being under her barely-sentient auspices, but would also allow her stunted gene code to be perpetuated.
Sometimes I wish I had a contraceptive bomb.
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The woman said, "Sir, if you were my husband, I'd poison your tea." Churchill replied "madame, if you were my wife, I'd drink it.