I am… not really sure how you came to that conclusion, to be honest! If we’re talking about all video content, such as 20-second Tik-Toks or short YouTube videos, plus if we consider smartphones to be computers, then yes, it’s debatable.
But as far as TV shows and movies are concerned, the majority of consumers watch those through the Smart TV platform their current TV set is based on, not computers or smartphones (76% vs 8% vs 11% respectively).
You can read more about it here. :-)
https://www.flatpanelshd.com/news.php?subaction=showfull&id=1644320032