Graffiti artists and urban art lovers will find the perfect wallpaper with this app! Graffiti represents the root of urban art. It may be a simple word spray painted on the side of a bridge, or an elaborate masterpiece of color brightening the wall of an otherwise dull industrial building. For graffiti artists, the city is their canvas. Graffiti is often done with spray paint or marker pens, making the artistic technique very different from that of classic painting. At its best, graffiti is br