I don't know much about GENIVI, but looking at the Wikipedia page, it turns out it has automakers involved that are also part of the OAA (Renault, Nissan, Hyund

I don't know much about GENIVI, but looking at the Wikipedia page, it turns out it has automakers involved that are also part of the OAA (Renault, Nissan, Hyundai, and GM, unless I'm skipping any). And there's overlap in the tech companies involved, too, of course.