In this image, we see a young man holding a paint brush and bucket filled with red paint, correcting graffiti on a wall which reads "Enjoy your life." The boy has taken a paintbrush and crossed out the letter "F" so it now reads: "Enjoy your lie.
He has not succumbed to the commercialization of art. He doesn't care about money or his own image, sometimes he doesn't even take credit for his work. All he cares about is getting his message across, and he certainly achieves that.