On the Coinage of a Phrase

Genre-elitism: noun. 1. The condescension evinced by an individual convinced of the superiority of his musical tastes.
2. A sense of entitlement, which is induced by an individual's firm belief in the supremacy of their favourite genre. 3. It is manifested by disparaging or disdainful comments about any other genre; along with spiteful, sardonic remarks about those who like genres other than their own. 4. Their sense of self-worth seems to have been derived entirely from their taste in music.
Genre-elitism is usually unacceptable and unforgivable beyond the age of fifteen (or sixteen, at the latest).
Related Forms:
adj. genre-elitist, noun. genre-elite