I think it is totally reasonable that a blind person could code, but how does a blind person learn how to code initially? Did he become blind later on after learning how to code?
Herwin is visually impaired since birth so he definitely picked up coding with a screen reader. I have notified him of the comments here so he can share more of how he initially picked up coding himself. :)
(Discussion: https://news.ycombinator.com/item?id=8965048)
From the comments there, here's a fascinating example of how quickly a blind person can absorb information. 525WPM in this case: https://soundcloud.com/freecodecamp
http://stackoverflow.com/questions/118984/how-can-you-progra...
"I want peace on Earth and good will toward men." -- Whistler
Sorry. I had to. :P
YouTube has examples of people programming using audio output. That should help to imagine it.