Yeah, that's what I meant. In general, Whatsapp/Oculus/Instagram source code is accessible (at least read access). For the most part, the exceptions are acqui

Yeah, that's what I meant. In general, Whatsapp/Oculus/Instagram source code is accessible (at least read access). For the most part, the exceptions are acquisitions (but those get integrated eventually, see above) or some third-party IP subject to obligations.