this part of the dialogue creates a great sense of social and class inequality in the world created by this movie. Deltas are considered wise and have greater responsibilities whereas gammas are considered somewhere in between and are in charge of more mundane matters.

Yes! This is the cost of geographical, educational and social marginalization. Different economic groups travel in different circles which reproduces their current economic position.

Again, I think the theoretical point behind social capital is that all relationships can have some value but it is also to show how some connections have more value than others. Certainly, knowing your neighbor or sharing stories with the clerk at the 7-11 is helpful to those how live in poverty. But, for those who are born at the top, they know the head of the corporations so the pay off is bigger. Both pay off but one pays off more.

But they're okay with it...... ??? They seem to just accept the fact that these are the working conditions and it's "a part of the job"..

This is interesting because it counteracts the original problem presented about the waitress being ignored. It seems because of the way the social structure influences the atmosphere of the bar, the waitress is essentially in a losing position each time..