Index: openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl,v
diff -u -r1.37.2.10 -r1.37.2.11
--- openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl	31 May 2024 13:10:05 -0000	1.37.2.10
+++ openacs-4/packages/acs-content-repository/tcl/revision-procs.tcl	31 May 2024 13:45:34 -0000	1.37.2.11
@@ -121,6 +121,17 @@
         set filename $path$content
     }
 
+    #
+    ## Note
+    #
+    # in many cases, filename will equal the following idiom:
+    #
+    # set filename ${path}[::cr_create_content_file_path $item_id $revision_id]
+    #
+    # but not in the case of copies. Copies will point to the
+    # filesystem file of the original item.
+    #
+
     if {$filename eq ""} {
         error "No content for the revision $revision_id.\
                             This seems to be an error which occurred during the upload of the file"