If ever Apple needed to open source server and client code for a public good it is with imessages. Yes it has clear limits with a centralized server, but it is realistically how a lot of “secure” messaging happens and it’s very difficult to endorse being tied to expensive hardware. You can say the same about facetime: it is clearly higher quality than competitors in every experiment I’ve tried, but their refusal to i…
Apple built iMessage and FaceTime to move Apple devices. Why would or should they open it? Not to mention, it is probably tied into the hardware at a deep level — it clearly works much better on more modern phones, and better on iOS than MacOS.
They said they would make it an open standard. People took them on their word.
https://9to5mac.com/2018/06/06/make-facetime-an-open-standar...