On Tue, Aug 27, 2019, 7:50 PM Robert P. J. Day <rpjday@crashcourse.ca> wrote:

  status files aside, i would have thought that the most recent ISO
(here) would be the obvious choice:


Yes. As far as the image you are looking for is there.

as i recall, that will allow updating and eventually let me upgrade to
official fedora 31, yes?

Mmm. Do you mean updating an existing system (running a previous Fedora version) using the CD/DVD/USB stick? If so, please note that it is no more possible since a long time.