Not long ago, the walls of Pakistani cities did one job: they held up signs. Then, in fits and starts, a different kind of painting started appearing on them — murals, portraits, giant calligraphy, whole walls turned into canvases. Street art in Pakistan is young, uneven, and occasionally brilliant. Which is exactly how a scene is supposed to look at the start. Murals, not tagging The graffiti culture of New York never really transplanted here. What grew instead was muralism — ...