Analysis: You might not think of tipping as a legacy of slavery, but it has a far more racialized history than most Americans realize.
Tipping is a uniquely American custom because of anti-Black racism in the US: it caught on in the decades following Emancipation as a custom as whites tried to avoid paying wages to Black laborers in service work
restaurant history is labor history is history of race (and gender) via
The Racist History of Tipping via