Frustration with censorship and editorial interference led to a group of Pilote cartoonists to found the adults-only L'Écho des savanes in 1972. Adult-oriented and experimental comics flourished in the 1970s, such as in the experimental science fiction of Mœbius and others in Métal hurlant, even mainstream publishers took to publishing prestige-format adult comics. COUNT 4
QSN1 Pilote cartoonists were upset with censorship and what? ANS1 editorial interference QSN2 When was L'Écho des savanes begun? ANS2 1972 QSN3 Métal hurlant was of what genre? ANS3 science fiction QSN4 What format did adult comics begin to be published in? ANS4 prestige