> > > That makes total sense. I just wish there was a way with existing ones that there
> > > could be some kind of data extrapolated from them without it having to be booted.
> > > Guess it will simply be a waiting game until someone can emulate some of these
> > beasts
> > > enough to show a boot-up and go from there.
> > If you extract the data from the chd then you may see it in a hex editor, it's
> > that people haven't bothered to do it.
> > You could also write it to a hard drive and boot it on real arcade hardware. This
> > a good test of whether the dump is good as well.
> there tend to be leftover files / data from previous versions, so finding the correct
> version information can be a bit trickier than you might imagine, also for some games
> there are plenty more build date strings in files, sometimes newer than the build
> date that is displayed / the main code build date simply because of how the build /
> deployment system worked.
> in other words, without them booting, it's not actually that easy to know which dates
> will be shown for a decent number of the hdd based games.
I didn't say it was easy. However given dumps of two hard drives, you could make a stab at working out whether they have different revisions or not.
It's also possible that different revisions will display the same version number. It's not conclusive even if you can boot them.