Says here SGI demoed the coprocessor to both Nintendo and Sega. Sega bowed out after their engineers found / perceived problems with the SGI design. I do not remember any behind the scenes article about the realtionship between Nintendo and SGI but having heard a lot of stories, I suspect the read would be entertaining …
Doesn’t even have to be Apple, the wife and I are on different carriers and I saw the same shenanigans happening.
Signal app or Threema or really any other independent messaging app (except whatsapp, strangely) solved the issue.