From what we've seen in "Heart of Glory", Geordie wasn't able to visually perceive the world like someone born with natural eye sight. Everything was just changing swirls of colors, mixing and blending together. Totally different to what humans normaly see.
So, how the **** could he read with this thing and how did he learn to identify everything in the same way as other people?
So, how the **** could he read with this thing and how did he learn to identify everything in the same way as other people?