Quote - ok in that way I was incorect dyson=DSON

Also in the way that it's a mechanism for primarily protecting files as well.  ;) Also the approaming part. Anything saved there is simply application data that is temporarily used by the application most likely because you saved something in Program Files (which you generally don't want to do in operating systems such as Win7 or Win8).

If you looked at the code inside a duf file versus an older dsa file, you can tell the new version made much more sense and you didn't need to be a programmer to edit the file.