On Wed, Apr 7, 2021 at 2:33 PM Chuck Guzis via cctalk <cctalk@classiccmp.org> wrote:
> Okay, I've got a WORM disc here--how do they propose to archive that? > (recall that unwritten sectors can't be read). > Same for Apple DOS 3.1, 3.2, and 3.2.1 (13-sector format). The formatter only writes the address fields, but no data fields. Apple fixed that (if you consider it a defect) in the 16-sector format (DOS 3.3, Pascal, SOS, ProDOS, GS/OS).