Something interesting is that tipping wasn't seen as too different from bribing in 1920's America [1] [1] https://en.wikipedia.org/wiki/Gratuity#History https:

Something interesting is that tipping wasn't seen as too different from bribing in 1920's America [1] [1] https://en.wikipedia.org/wiki/Gratuity#History https://en.wikipedia.org/wiki/Gratuity#History