I am a 26-year-old woman who was born blind, AMA.
I was born blind with Lebers Congenital Amaurosis, a rare inherited form of blindness. I've travelled fairly extensively, including living in Spain, Colombia and the United States (I'm from the UK).
More information about me for proof: https://www.linkedin.com/in/holly-scott-gardner-84194011a/?originalSubdomain=uk
Yes blind people can use computers.