Agreed. I do think it worth making heavy weather of the fact it's not the fuel surcharge we object to, it's the way it is being implemented that is causing this.
Otherwise you'll just get some eejit writing back saying "blah blah, we're very sorry, blah, blah, but I'm sure you'll understand, blah, blah, we have to hike the prices, blah, blah, I don't give a stuff anyway, blah, blah"