'Ethnically Ambiguous' has been the hot catch-phrase in commercial and print castings for the past several years. It stems from a profit-driven ad world more desperate to avoid offending anyone than interested in including everyone.
Not every gay character needs to be defined by his or her sexuality. Can't being gay just be one stitch in the fabric of someone's life? In movies, can't we depict men and women who just so happen to be gay -- perhaps a lawyer or soldier or business executive or scientist or engineer?