@@ Line 5: / Line 5: @@
  -or-
 [[:Category:Image processing|image processing]]
+  ^                         ^
-  ^
 -->
 ==Difficulty==
-* [[:Category:Basic_language_learning             Category:Basic language learning]]
+* [[:Category:Basic_language_learning | Category:Basic language learning]]
 * [http://rosettacode.org/wiki/Category:Simple                     Category:Simple]
 * [http://rosettacode.org/wiki/Category:Handicap                   Category:Handicap]
@@ Line 62: / Line 62: @@
 * [http://rosettacode.org/wiki/Category:Graphics                   Category:Graphics]
-** [[:Category:Graphics algorithms                                 Category:Graphics algorithms]]
+** [[:Category:Graphics algorithms |                              Category:Graphics algorithms]]
 ** [http://rosettacode.org/wiki/Category:Image_processing           Category:Image processing]
 ** [http://rosettacode.org/wiki/Category:Raster_graphics_operations Category:Raster graphics operations]
@@ Line 89: / Line 89: @@
 * [http://rosettacode.org/wiki/Special:WantedCategories        Special:WantedCategories]
 * [http://rosettacode.org/wiki/Special:MostLinkedCategories Special:MostLinkedCategories]
+==Redundant categories==
+Someone should check these out, and perhaps rename/remove them:
+* [[:Category:Loop modifiers]] - there is [[:Category:Conditional_loops]] already