Eye cover for the naive?

• Pushing the envelope, say
• Like innovative art
• In the arts, radically new and daring
• Like the work spelled out by the circled letters
• Like John Cage's music
• Those at the head of a literary movement: Fr
• Pushing the envelope
• Leaders in artistic innovations

Wikipedia Word definitions in Wikipedia
Avantgarde is an indie rock band based in Spain . Avantgarde is an Indie-Pop Spanish band from Madrid, They scored two albums and they were touring across Spain and Portugal with the in Deluxe.

Wiktionary Word definitions in Wiktionary
n. (alternative form of avant-garde English)