alt Hacker News"Screen viewing" seems very vague. What did they do with their screens? Did they read an encyclopedia, or did they watch entertainment content videos? It's an important distinction.
"Screen viewing" seems very vague. What did they do with their screens? Did they read an encyclopedia, or did they watch entertainment content videos? It's an important distinction.
You hypothesize it's an important distinction. For now, what we have evidence for is the correlations of those things bundled together.