There's little difference between this comment and what people said about every single media advance of the 20th century.
I would say the same about someone watching that much TV, and do think the same of myself when I used to play video games that much. It's pleasurable and feels good, but for long term mental health (not to mention physical) it's catastrophic.
I'm not talking about hopping on and watching 15 mins of tik tok in the evening, but that's not how it's usually consumed