Posts here are offering things the staff can do to manage the volume. It doesn't matter whether these suggestions are rude or passive aggressive or whether you find them acceptable. The staff and owner are around the machine all the time, while the operator/serviceperson is only there occasionally.
This gives the location defacto veto power over just about everything related to the games. The people who share the room with the game and their boss are your real customers, at least in the 'he who has the power to destroy the spice controls the spice' sense.
Edit to add, not saying this is how it should be, but this is the reality of being an operator. It's a difficult job that often involves working with difficult people.