Improve config man page

- Differentiate output and *screen

man/cagebreak-config.5.md

@@ -218,21 +218,26 @@ message <text>
 
 *movetonextscreen*
 	Move currently focused window to next screen
+	See *output* for differences between screen and output.
 
 *movetoprevscreen*
 	Move currently focused window to previous screen
+	See *output* for differences between screen and output.
 
 *movetoscreen <n>*
 	Move currently focused window to <n>-th screen
+	See *output* for differences between screen and output.
 
 *movetoworkspace <n>*
 	Move currently focused window to <n>-th workspace
+	See *output* for differences between screen and output.
 
 *next*
 	Focus next window in current tile
 
 *nextscreen*
 	Focus next screen
+	See *output* for differences between screen and output.
 
 *only*
 	Remove all splits and make current window fill the entire screen
@@ -252,6 +257,14 @@ message <text>
 	  to set priorities for outputs, where <n> >= 1. The larger <n> is,
 	  the higher the priority is, that is to say, the earlier the output
 	  will appear in the list of outputs.
+	*output* and the *screen* familiy of commands are similar in dealing
+	with monitors on some level.
+	- *output* addresses outputs by their name and is vaguely symmetric
+	  to *input*.
+	- Any *screen* command deals with the number identifying a
+	  monitor within a Cagebreak session either explicitely or
+	  implicitly by changing it in some way (i.e. the
+	  commands containing next and prev).
 
 *prev*
 	Focus previous window in current tile
@@ -276,6 +289,7 @@ message <text>
 
 *screen <n>*
 	Change to <n>-th screen
+	See *output* for differences between screen and output.
 
 *show_info*
 	Display information about the current setup - In particular, print the identifiers