Indeed. I spent surely a few thousand hours in books as a teenager. Now I spend majority of time on my phone reading short- and long-form non-fiction. “Time on

Indeed. I spent surely a few thousand hours in books as a teenager. Now I spend majority of time on my phone reading short- and long-form non-fiction. “Time on phone” is irrelevant without specifying the activity. Perhaps not if it automatically implies “time on social networks”.