There was a notable uprising in Soweto back in 1976. I wonder if he may have made another intentional spelling error to bring people's attention to the uprising.

This article says that "The uprising and the ensuing protests created a crisis of legitimacy for South Africa’s apartheid government that contributed to its eventual downfall, in 1994."

https://www.britannica.com/event/Soweto-uprising

There was a notable uprising in Soweto back in 1976. I wonder if he may have made another misspelling to bring people's attention to that. https://www.britannica.com/event/Soweto-uprising