According to the BBC, a smart phones become more accessible, some with built in speech and Braille output, it is possible for people with sight loss to get slivers of visual assistance when there's no one else around to ask.
Want to know what colour your shirt is? Use a colour detector app. Want to know if it is still daylight outside? Use a light detector app. Want to read a notice on your work's noticeboard? Use a text recognition app, of course.
The most recent visual assistance product to hit the app store is VizWiz. As well as giving you automated image recognition from intelligent software, it throws your questions open to a small band of volunteers standing-by on the internet - a human cloud, willing to donate ten seconds of their time here and there to describe photos which come in.
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