Docs: Add better docs

neofetch

@@ -560,7 +560,10 @@ get_de() {
                 de="MATE"
             fi
 
-            # If DE == WM unset DE.
+            # When a window manager is started from a display manager
+            # the desktop variables are sometimes also set to the
+            # window manager name. This checks to see if WM == DE
+            # and dicards the DE value.
             [[ "$de" =~ $wm ]] && { unset -v de; return; }
         ;;
     esac