Or any number of careless things we do that slowly grate, especially on those days where we are sensitive to those things and the world can seem that much harsher by something so small.posted by iamkimiam at 3:17 PM on June 16, 2010 [2 favorites] The assumption that USian is used by people other than the inhabitants of the lower half of North America as some sort of takedown or pejorative against