Looking into this more its using the Epson Smart Glasses,(1) and custom developed speech following software.(2) This is one of the first real practical applications of AR that I have seen available for the general public to use in public that would have a real impact on the users experience. To me this seems like something that the public could understand and widely accept as into in the the world of AR.

1. https://www.accenture.com/gb-en/blogs/blogs-enhancing-experi... 2. https://www.nationaltheatre.org.uk/your-visit/access/caption... 3. https://www.youtube.com/watch?v=NzFAO9r7eAo