Thanks to technology, the world is smaller. Is it the same for the visually impaired? From the evidence all around us, I believe the answer is yes. Why should it be a surprise that technology is being customized for the visually challenged? Technology is the Great Enabler. So, if you know someone who is vision impaired, tell them about the excellent resources you can find on the web for the blind and partially sighted.
Wikipedia is run by a vast army of volunteers. They add, update, and also delete. These can range from keying in the latest information and even covering up scandalous news. The changes often looks like a chaotic mess, so if you want to have a birds-eye view of Wikipedia edits in real time, take advantage of Wikipedia tracking tools.
The Wikipedia Voice Intro Project (WikiVIP) is a novel attempt to record voices of notable achievers in diverse fields, and make them a part of the Wikipedia biographies in their name.