Put simply, 20 uninterrupted minutes are worth far more than 400 individually occurring three-second periods.
Longer bouts of undivided attention are more useful than lots of unconnected short periods of attention.
Equal amounts of time have the same benefits, no matter how they are broken up.
the man is not holding anything
a man is outside and he is writing a letter an ederly man is watching children play while writing a letter
Their particular vote was not counted.
A woman is getting a massage.
A group of people are sitting down.
She has already left the hospital.