I agree. Definitely a unique style!
Perhaps this comment is going to show my age -- I could see this in a psychadelic style, with bright colors and a background consisting of large spiral, tightly wound....and maybe painted on a bus, or the side of a building, lol. Yep, you got me, old hippie

There was a worm with a hat in the SOPA one, so maybe this will be part of an ongoing theme, whose meanings will become more clear at some point in the future??