Meta's advantage in AI is that they have leading-scale and continuous feeds of content to which they have legal entitlement. (Unlike OpenAI)
If state of open art pushes forward and is cutting edge, Meta wins (English) by default.
If state of open art pushes forward and is cutting edge, Meta wins (English) by default.
Another of Meta's major "open source" initiatives is Open Compute which has nothing to do with OpenAI.
I see zero relationship between Meta's open source initiatives and OpenAI. Why would there be? OpenAI is not a competitor, and in fact help push the field of AI forwards which is helpful to Meta.