“After a tumultuous stay in the United States, a stint in Tasmania, and three years in the art collection of Steven A. Cohen, the hedge-fund billionaire — whose company, in 2013, paid a fine of $1.8 billion after pleading guilty to charges of insider trading — The Holy Virgin Mary, the British artist Chris Ofili’s painting of a black Madonna, adorned with elephant dung, is soon to be installed in the Museum of Modern Art.” Tyler Foggatt recounts the story and suggests a reason why the artwork went the places it did.