What is the fine-grained topic of the following text: Galane has the same CD above, except Galane has the May 1999 version part number 691-0391-A, the contents of the Galane's CD different than the September 2000 one, most files are not corrupt and some items that is not available in the September 2000 one. Only return the topic.
Differences between May 1999 and September 2000 versions of Galane's CD.