Appealing to an indie audience, maybe (4)

I believe the answer is:

arty

(Other definitions for arty that I've seen before include "Trendily into painting" , "Interested in painting, music, literature, etc" , "Having affected interest in visual creativity" , "Affectedly highbrow" , "Pretentiously affected" .)

I've seen this clue in The New York Times.

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