The Last paragraph in Rosamund Urwin's Evening Standard article is probably a warning, not to racial stereotypes, but used as class misunderstandings. For those who say TLDR....
"Still, parents have inflicted far worse. One poor child found by the authors of Freakonomics had a name pronounced “shuh-TEED”. It was spelt “Shithead”.
Think about that when your favorite zoning character is pronounced Shang T Sung.