>> the A-EON 3.1 ROMs that various dealers now sell are licensed from Hyperion.

> Haven't Cloanto [...] licensed to A-Eonkit for physical versions?

There seems to be a disagreement here.

> Obviously it not a big enough change for even 3.2, but maybe 3.101?

Starting above revision 9, there'd be 91 revisions missing in between. If we take into account Cloanto's 3.X (capital 'X' interpreted as '10'), there'd still be 90 revisions missing.