I was shocked at how obviously insincere servers were when I first went to the US - at least in my home country sure you get grumps but when someone gives good

I was shocked at how obviously insincere servers were when I first went to the US - at least in my home country sure you get grumps but when someone gives good service it feels like a connection with them... not a faux polite scripted exchange. I prefer it - but fast food countries value consistency over higher highs and lower lows.