On 1/22/04 16:12, "Doug McNutt" <douglist at macnauchtan.com> wrote: > .dmg .smi are two Apple disk image formats that are rather new. > > How long will they be supported? Is it reasonable to use them for such things > as archiving on a CD-ROM? That's a good question. I wouldn't, at least not for anything that is not OS-specific. (Apps that run on OS X would be fine, but I wouldn't put graphics or text files in them.) In addition, if you have one sector on a CD that's screwed, you're liable to not be able to open the disk image file at all. Kirk My Latest Book: Mastering Mac OS X: Panther Edition http://www.mcelhearn.com/panther.html . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . kirk at mcelhearn.com | http://www.mcelhearn.com . . . . . . . . Kirk McElhearn | Chemin de la Lauze | 05600 Guillestre | France . .