Shenzhen fact of the day

Worldwide sales of smartphones totaled 968 million devices in 2013, an increase of 42.3 percent over a 12 month period, according to Gartner. Perhaps most significantly, sales of smartphones made up almost 54 percent of overall mobile phone sales in 2013, and outnumbered annual sales of feature phones for the first time.

There is more here, mostly about the Shenzhen smart phone market, via Mark Bergen.