So how does a blind user distinguish between each seat's offerings, then? How might they quickly skim those offerings to get a decent idea of what their options are in a way even remotely similar to the speed and efficacy of, say, icons?

> How might they quickly skim those offerings to get a decent idea of what their options are in a way even remotely similar to the speed and efficacy of, say, icons?

They don’t. Why would you expect them to be able to?