Whether you like it or not, it can be true. The problems between the FD, Medic One and private companies in Seattle are well known. It is possible for the FD and the ambulance to not get along. Pointing that out shouldn't cause anyone to lose credibility.
"Hose jockeys defensive of their territory, what's new?" is a generalization, which includes everyone else in the fire service. This type of comment can alienate the fire based EMS providers on this forum. That's what sweetpete was getting at.