> are there any PPC based motherboards still being produced in some form or another that
> future MorphOS releases can be released for? And I don't mean Sam460 and X1000/5000 =)

Freescale's QorIQ reference and development boards:
https://morph.zone/modules/newbb_plus/viewtopic.php?forum=11&topic_id=8329&start=76

Tyan's POWER8 reference board:
https://morph.zone/modules/newbb_plus/viewtopic.php?forum=3&topic_id=9463&start=71

...and A-Eon's coming X3500:
https://morph.zone/modules/newbb_plus/viewtopic.php?forum=3&topic_id=7001&start=862 ;-)