User blog comment:Smash The Echidna/The Trash Compactor ~Open on Sunday's Only/@comment-3397458-20120115042724/@comment-1942179-20120115043010

I see what you mean. Though deleting categories doesn't remove the contents from it, and because of that, it technically still exists so long as there are things in that category.

Though in this case, I'm about ready to delete them all.