-segregated the file's contents are considered to be. The bf(&include)
-directive treats each file as more distinct, with each one inheriting the
-defaults of the parent file, and starting the parameter parsing as
-globals/defaults. The bf(&merge) directive, on the other hand, treats the
-file's contents as if it were simply inserted in place of the directive, and
-thus it can contain parameters that can be set inside a parent file's module
-settings, or whatever you like.
+segregated the file's contents are considered to be.
+
+The bf(&include) directive treats each file as more distinct, with each one
+inheriting the defaults of the parent file, starting the parameter parsing
+as globals/defaults, and leaving the defaults unchanged for the parsing of
+the rest of the parent file.
+
+The bf(&merge) directive, on the other hand, treats the file's contents as
+if it were simply inserted in place of the directive, and thus it can set
+parameters in a module started in another file, can affect the defaults for
+other files, etc.