Many of our products today have accessibility supports in them to the extent where we don't have to purchase anything else. It's already in there. Your phone, your tablet, your smart home devices. If you're going to look for these features on your devices, you can start in your settings. There should be something in there that says accessibility. Go in there, see what's available. The manufacturers have done a really nice job of describing these features right within the settings to give you a sense of what they're going to do.
The future of science advancements is endless. In this video Dr. Ted Conway discusses the possibility of thought to speech. One of the really interesting areas of research in biomedical engineering is thought to speech. The concept of thought to speech is fairly straightforward, the execution to make this a reality is a little more complicated.