Not a dime so far.

Off topic excuse.

Out of all things you accuse China. Racist guy.

That’s gonna bring pain and probably few broken controllers

I am not American.

When I first dined in US restaurant, I was flabbergasted with the fact that the cashier pulled out a tablet and already have five buttons ready to be tapped - 12%, 15%, 18%, CUSTOM TIP.

That no tip button was below the four prominent buttons.

No, I have never seen this in Japan, China, Hong Kong, Malaysia, Singapore and of course Indonesia where I live.