Did you ever stop to think that maybe she is new to the job and just a bit nervous. Maybe wants to play things by the book to protect her job since she is new? So, maybe, just maybe she was going by what ehr boss told her the rules were. Damn her for doing what she was told.
So, yea you are a super hero for dissing a working woman out of that huge

7 dollar tip becuase she made you actually get the cupoun you said you had when you ordered. Good job.