Lost me in the second paragraph: > excessive screen time, defined as more than two hours a day outside of work hours Oh, is that how we define it? What are w

Lost me in the second paragraph: > excessive screen time, defined as more than two hours a day outside of work hours Oh, is that how we define it? What are work hours, how do my eyes and brain know then they've ended, and why does the author default to assuming that employers should have first rights on this apparently finite resource?