I would suggest that eight years ago....most passengers sitting there...would have been casually watching CNN (maybe 80-percent).
Today? I’d take a guess that more than fifty-percent have zero interest in CNN’s video feed at the airport, and likely to be using the free wi-fi to watch shows off their tab, laptop or smart-phone.
Perhaps 15% now are watching. The rest? Telephone screens. Or looking at their watch. Reading other ebooks and entertainment.
The (previously loud) CNN “talking points” are also being more and more muted as more people complain - like I do) about being forced to hear the endless repetition of the same 30 minute “news” ...