           Cols = []
           if slot
             slot = undefined
-            cats = Object.keys(volume.metrics).sort(byNumber).map((i) -> constants.category[i])
+            cats = Object.keys(volume.metrics)
+            unless Editing
+              cats = cats.filter((i) -> Cats[i])
+            cats = cats.sort(byNumber).map((i) -> constants.category[i])
             if Top
               cats.unshift(pseudoCategory.asset)
             else

        Groups = []     # [] Array over categories :: {category: Category, metrics[]: Array of Metric}
        Cols = []       # [] Array over metrics :: {category: Category, metric: Metric} (flattened version of Groups)
        Rows = []       # [i] :: Row (-1 => foot)
        Order = []      # Permutation Array of Row in display order
        Expanded = undefined # Info


            return

          add: (c, d) ->
            Cats[c] = true
            if v = this[c]
              if Array.isArray(v)
                n = v.push(d) - 1
