Comment by aerotwelve

> ...There are some valuable services provided to them, like closed captioning, but only under passioned support from idealists and with profit incentive.

It's worth noting that video closed captioning had to be mandated by law (Telecommunications Act of 1996) before it became universal[1]. Some broadcasters were ahead of the curve & implemented it prior to the legislation, but it was rarely comprehensive.

Of course, this just underscores your point that disabled consumers were not a large enough group to have their needs met by market forces alone.

[1] https://www.fcc.gov/general/telecommunications-act-1996-and-...