- * extraction. Keywords will be derived from the metadata and be
- * subject to default canonicalization. This is strictly a
- * convenience function.
+ * extraction. Keywords will be derived from the metadata and
+ * associated with directories as appropriate. This is strictly a
+ * convenience function (however, if all tools use it, there will
+ * be less of a chance of distinguishing users by the specific
+ * user-interface they were using).