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History
"Música popular brasileira" or MPB is a trend in post-bossa nova urban popular music in Brazil [...] Variations within MPB were the short-lived but influential artistic movement known as tropicália, and the music of samba rock. /wiki
¿No es mejor poner "Música popular brasilera"?
La mayoría de la gente no tiene idea qué quiere decir MPB.
Isn't it better to put "Brazilian popular music"?
Most people have no idea what MPB means.