>> the pre-existing yet until now secret A2O
>> [...]
>> https://openpowerfoundation.org/openpower-foundation-introduces-ibm-hardware-and-software-contributions-at-openpower-summit-2020/
>> https://github.com/openpower-cores/a2o
>> https://git.openpower.foundation/cores/a2o

> Not too shabby for an embedded core.

Ananth, an A2O-based SoC, in development:

https://www.youtube.com/watch?v=FIn1g1jfdVk