[richbell]

> A hearing interpreter who interprets verbatim to a Deaf interpreter (a CDI, or certified Deaf interpreter) who then interprets to the Deaf recipient.

This is a fantastic point. Learning about CDIs really helped me understand the chasm between written and spoken languages versus sign languages.

For example, writing a program that leverages NLP to provide real-time captioning doesn't necessarily make the content as accessible as you'd think.