I thought it was more a case of the orcs, who are supposed to serve the greater power Sauron, leaving, because they wanted everyone to stop calling their ration

I thought it was more a case of the orcs, who are supposed to serve the greater power Sauron, leaving, because they wanted everyone to stop calling their rations 'stinking man-flesh' and so-on, but were told to just 'get back to work, you filth'. LOL.