Smartphones and tablets assist the visually impaired

http://bits.blogs.nytimes.com/2013/09/29/disruptions-guided-by-touch-screens-blind-turn-to-smartphones-for-sight/?partner=socialflow&smid=tw-nytimesbusiness&_r=0

The New York Times Bits blog reports that “advocates for the blind say that smartphones and tablets could be the biggest assistive aid to come along since Braille was invented in the 1820s.”  Writer Nick Bilton explores some of the many ways–from voice commands to gesture readers–that mobile devices are helping the visually impaired.