It’s still good to mention it, when they are mentioned. I mean, otherwise we just normalise that status.

blue crew

Ah, even better.

or… just take up knitting. (I’m a CS student)

Can’t submit, if I don’t know anyone with visual impairments, and hence can’t answer the following questions. Consider submitting that answer an option, so you will have a much clearer picture of the statistics of visual impairments.