I guess one man's 'trash mouth' is another's well described situation of displeasure with the service they received. The poster commented about the high quality of their meals but at the same time, pointed out the rude service, or at least, that's the way I read it.

To the OP - I would have been irritated, too. <img src="http://www.traveltalkonline.com/forums/images/graemlins/handshake.gif" alt="" /> <img src="http://www.traveltalkonline.com/forums/images/graemlins/handshake.gif" alt="" />