“Ah, Africa,” sighs William Lai, 60, as he gazes out across the great plains of parking lots that define Johannesburg’s Chinatown. “Where I was born. Where my children were born. Home.” In Apartheid-era South Africa, Chinese citizens were considered “Asiatic” or “coloured” and Japanese “honorary white” (don’t ask). In post-apartheid South Africa a group of Chinese-South Africans fought to have the same  benefits given to black citizens through Black Economic [...]