That's not how the media works, legitimate sources have always hidden been anonymity in most fields.
The current political climate in some countries might have tried to build a false narrative around it, but International Security, Finance, small Business and Politics have always passed on information to journalists and the public this way.
Apple and their suppliers would be no different.
It's one of the cornerstones of smart business and democratic government, that communications/marketing and unofficial channels speak to the public without causing a media frenzy at their front door.
It's been happening for more than a hundred years, despite the narratives on offer by some cable news channels.