Ahead of its time

• Eye cover for the naive?
• Unorthodox, untraditional leaders
• Arty trailblazers
• Leaders in artistic innovations
• Trend-setting, perhaps
• Pushing the envelope, say
• Like the work spelled out by the circled letters
• Cutting-edge
• Like the work spelled out by the shaded letters

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