Indonesia, 2012. A worker on a building site sits taking a short rest beside a heap of sand, leaning against a newly driven-in pile. He pulls something out of the pocket of his earth-smudged shirt: a cell phone.

He is not pressing numbers to make a call. He is sending a text message.

Or something else: he is writing a sentence or two on his Facebook page. Or he is reading 140 characters on his Twitter.

In other words, he is connecting to people far