People engaging with their phones on the Seoul Metro in November 2010.
Original description: "Everyone is staring at their phone, on the Seoul Metro, Seoul, Korea November 2010"
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/marc_smith">Marc Smith</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/marc_smith/5166351572">Flickr</a>