4 ms·
Accidentally looking outdoors 10 minutes a day is not really equivalent to (historically) being in the bright sun for 12 hours a day.
by bpodgursky 4y ago
Accidentally looking outdoors 10 minutes a day is not really equivalent to (historically) being in the bright sun for 12 hours a day.
- wenc 4y ago> being in the bright sun for 12 hours a day. I don't think historically (at least in the past 40 years) most people (barring construction workers and certain jobs) from that region were ever out for 12 hours a day in the bright sunlight.
- novia 4y agoYou can read a book outside under a tree and get enough lumens. When we switched to backlit screens for showing information, this necessitated that more time be spent indoors to be able to make out the words on the screen.