"Mangue bit" can be divided into two distinct waves: the first in the early 1990s led by the music groups Chico Science & Nação Zumbi (Zumbi's Nation) and Mundo Livre S/A (Free World Inc.), and the second in the early 2000s led by (a copyleft movement that uploads half-sampled music for download) and Cordel do Fogo Encantado (a music group that started as a roving theatre troupe with roots in a form of literature known as "literatura de cordel" ("twine literature")).