[duskwuff]

Apple was going to make the peer-to-peer video call technology they were using for FaceTime public. Then they got sued by VirnetX over a patent related to that technology, so they had to rework the service to run through a central server. With that change, there was no longer anything worth open-sourcing.

[int_19h]

It's open and federated protocol, not open source, that everybody else wants from them.