Smartphone use falls among young for first time https://t.co/B4ZGIdhFeG https://t.co/1otwSGyqZX

Smartphone use falls among young for first time http://pic.twitter.com/B4ZGIdhFeG http://pic.twitter.com/1otwSGyqZX

— Rivmark (@RivmarkM) October 30, 2017

from Twitter https://twitter.com/RivmarkM