Clarify why ignoring local names on Create is important

Author: mkromberg

docs/ReleaseNotes41.md

@@ -21,15 +21,17 @@ The following values are accepted:
 
 ## Link.Create ignores local names
 
-`Link.Create` ignores local names in calling functions when determining whether the target namespace
-is empty. This makes it much easier to write functions that load code into a workspace at the 
-start of an application. 
+`Link.Create` ignores calling functions and names localised by such functions when determining whether the target namespace is empty. 
+This makes it much possible to a write a startup function that creates a link to the root namespace (`#`) when an application starts.
+
+Ealier versions of Link would complain that the target namespace
+is not empty.
 
 ## Link.Create -preloaded Allows Optimised Development Environments
 
 If an application uses thousands (or tens of thousands) of source files, `Link.Create` can take a
 a significant amount of time. The `-preloaded` switch allows you to build a development workspace
-using `Link.Create`, and save this workspace or export the contents a shared code file. At the start
+using `Link.Create`, and save this workspace or export the contents to a shared code file. At the start
 of a development session, you can call `Link.Create` with the `-preloaded` switch, which will
 re-establish all metadata related to the link, but skip loading the source code.