миинусы "1-" Many singers sing about the banned products - alcohol, cigarettes, marijuana ..
"2-"Many singers use bad words (profanity) in their songs.
плюсы
"1"+ more people get a chance to show their feelings in music .(Elenata130603 спасибо ей за идею)
"2" somepeople have a good diction
"3"somepeople have great imagination(воображение).