Robert P. said, >4. An OS X application cannot write to (i.e. alter) its own resources. >Apple has been discouraging this practice for many years and has now >made it illegal. I wonder what will happen to copy prevention schemes? Some programs wrote to their own resources and enabled themselves when you typed in the registration number. Are we now going to have to ship multifile applications? (No big deal). It would be useful to have plugins, one of which was an application registration enabler. Peter