> There are PowerPC devices with multi core processors [...], such as the PowerMac G5?
> Doesn't this mean that there could be PowerMac G5 with Multi Core Processors out
> there with MorphOS installed onto them, but not supporting the processors??

Yes, and PowerMac G4. Not really multicore processors (apart from the PPC970MP in the last PowerMac G5), but multiple processors, which makes no difference compared to multicore processor from OS point of view.

> and / or port it to the MiniMig, if you desire the native 68K software support,
> with no need for emulator.

I still think that MorphOS for m68k wouldn't make sense.

> Didn't I read somewhere in these threads there are new Hardwares that all have
> multple processors?

Yes, https://morph.zone/modules/newbb_plus/viewtopic.php?forum=16&topic_id=10057&start=64

> I'd like an ARM or MIPS support

I remember the idea of MIPS support being debated in that short thread of yours, with not much agreement, to say the least:

https://morph.zone/modules/newbb_plus/viewtopic.php?topic_id=10128&forum=3 ;-)

> I would like to see MorphOS pre-installed onto hardware.

I remember some boastful promises from the past regarding this, which amounted to hot air only :

https://morph.zone/modules/newbb_plus/viewtopic.php?topic_id=9418&forum=11