Aren't you afraid that you are abusing the trust of your customers? They say "medium" and trust you to provide a reasonably-sized coffee, but you sell them a l

Aren't you afraid that you are abusing the trust of your customers? They say "medium" and trust you to provide a reasonably-sized coffee, but you sell them a large one instead. Have you tracked how many customers leave their coffee half-finished now that you changed the labels?