The reason Trevor Noah’s grandma doesn’t watch “The Daily Show” is a classic South African problem

As part of his “Self-Deportation Editon,” Trevor Noah took his Daily Show audience to his childhood home in Soweto in an MTV Cribs-style spook, “Cribs: Oppression Edition.” He walks through the narrow streets that have changed little since Noah’s childhood, and shows off the improvised security systems that life in the township required.

The highlight of the visit is Noah’s grandmother, Nomalizo Frances Noah. At 91 and nine months (she insists on counting the months) she still ...