A big part of my job is helping people determine the words they use for the metadata they describe their content with.  Sometimes it gets changed multiple times before everyone (begrudgingly) agrees that the word set will do.  It's the nature of the role though. It's sort of nice to see that people are so insistent that the right words are used, to be honest.  It always sort of surprises me given how lax and non-specific about language people often are. Read more here.