This guy has amazing memory. link
If you got any weird ideas after watching the video. Don't do it!
Most experienced blind people do this all day :-)
seriously, can they drive?
I think that would be pretty amazing if they have never ever having seen before.
Anyway, i like what he did with the deck of cards.
should go google about the "rainman"
he got a sickness , that cannot forget things .... is amazing , can even remember the weather 10yrs ago and is which day !!