https://www.cnet.com/news/apple-microsoft-braille-usb-hid-standard/

Apple, Microsoft and a handful of other tech companies are making it so you can plug in a braille display much like a mouse or keyboard. 

The companies have teamed up with the USB Implementers Forum, a nonprofit that promotes adoption of USB tech, to integrate braille into a new USB Human Interface Device (HID) standard (PDF), according to Engadget.