The young learn to talk not only be listening but by observing how the lips and mouth moves. Put a mask on every adult around that kid in nursery school, kindergarten etc one might think it would have an affect.
Of course, once the kid gets his smartphone, he will stop talking anyway. So much so that schools are making "Conversational English" a Sr Class requirement so they can talk to recruiters.
Of course, once the kid gets his smartphone, he will stop talking anyway. So much so that schools are making "Conversational English" a Sr Class requirement so they can talk to recruiters.