In a bit, I may post about the trope: "In the Future, all Disability will be gone (or irrelevant/merely cosmetic)."

Have you ever read Anne McCaffrey's collection of short stories The Ship Who Sang?

the costuming dilemma for people with visible disabilities who want to go to sci-fi cons and join in the dress-up.

Which we've talked about before iirc. Hello Davros! ::facepalm::