Brocka uses Insiang's heartrending story as a way to explore
the harrowing effects of poverty and, in particular, how poor women suffer in cities.
In his farewell letter, written before he left to take over the V&A museum, Tristram Hunt, son of a Labour peer, mentioned, as a motivating factor, what he had learned in Stoke - on - Trent about «
the harrowing effects of poverty and inequality upon social mobility».