Must art have a message? Pick your medium. Name the art, any art, any art in the deck.
About that -- only those readers playing with a full-deck can answer this one. No replacing two Jacks with Jokers.
What about it? Can art be messageless? If so, does it become, by the definition of the word, meaningless?
Unrelated, I'm jamming to online radio, WYCE, "Independent Community Radio: WYCE is an independent, community radio station serving the communities of Grand Rapids and West Michigan with its on-air FM programming at 88.1 Mhz, and reaching out to the world through online streaming on the Internet."