Yes, most people* agree that airtran would have struggled in the long run without southwest. But it doesn't change the fact that it is painful for airtran pilot's families to make less, lose seats, be at the bottom, and possibly have to start commuting.

In the end, the wife (or husband) and the kids at home have to deal with the decrease in quality of life. It is understandable why some are unhappy with the present situation.

It's like telling someone to not complain about the surgery they just went through because they will be better off in the long run. It still hurts.