College Meal Plans - When does it make sense to buy the "Maximum" plan?

Looking into the school DS will most likely end up with I think we’ll go with unlimited plan. You have to be on one of two plans if living in a residence hall and the choices are unlimited or 14/week. The difference in cost is only $200/semester ($1720 vs $1920) which is why we’ll probably just go unlimited. Of course, they also make you purchase $200 in flex dollars for the food court and coffee shops each semester, so that’s getting to be a lot of food…