>[note: they all read from a teleprompter - who controls the message?]

https://www.quora.com/Who-writes-the-transcript-that-rolls-on-the-teleprompter-for-news-anchors?share=1

https://en.wikipedia.org/wiki/Electronic_News_Production_System

https://www.ap.org/enps/

Leading me to believe moar and moar the MOS meant Media Object Server. (Yea, I know, double meanings etc.)

ENPS is also used in the UK by the BBC. It's also connected to Avid iNEWS. Feinstein invested 10% in Avid.