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"Last month, Parsley presented Depict, a crowd-sourced image description tool that could change the experience of the browsing the web for the blind and visually impaired. The tool works in two parts-a browser extension for blind users that provides user-created descriptions of images around the Internet, and a website for sighted users to provide those requested descriptions."

"A smartphone application called Peek, Portable Eye Examination Kit, utilizes the phone's camera and can conduct visual and color field tests, lens imaging for cataracts, and retinal imaging, among other tests to detect sight impairments and diseases."

"Meet GIST, a gesture-controlled wearable device that helps the visually impaired navigate the world around them. University of Nevada computer scientists Vinitha Khambadkar and Eelke Folmer recently debuted GIST at a technology conference."

"This challenge inspired the Royal London Society for Blind People to team up with design firm Ustwo and create Wayfindr, a Bluetooth enabled beacon system to guide people who are blind or visually impaired through the London Underground."

"Some of those rules have had unintended consequences: a law meant to prevent piracy also prevents you from fixing your own car, using generic printer ink, or adapting your e-reader for your visual impairment. And a law meant to encourage innovation is routinely abused to remove critical commentary and new creativity."

"the weWALK cane consists of an electronic handle with a regular 'analog' white cane that is inserted into the bottom. it uses an ultrasonic sensor to detect any obstacles above chest level and warns the user via a vibrating handle."