In Mumbai the rich build helipads atop their houses, the poor beg not just for food but also water. The condominiums of the wealthy tower above the tarp roofs of the poor so that when they turn to the heavens in prayer they see instead the rich at play. Obvious disparity is a defining feature of Mumbai, and the city's survival and relative harmony despite this is what makes it so fascinating to writers. I don't recall when I slipped from writing about the mainstream to writing only of the margins....