anarchyreigns t1_ix293s3 wrote on November 20, 2022 at 4:34 AM

Reply to comment by SigmaGrooveJamSet in TIL after a seizure left him paralyzed except for his left eyelid, Jean-Dominique Bauby (1952-1997) wrote the bestselling book "The Diving Bell and the Butterfly" by blinking to select each letter as an assistant recited the alphabet to him. by chumloadio

And the most obvious deterrent to me is that it would be exhausting to blink out a sentence, one letter at a time, in Morse code. It would be much easier physically to blink “yes” to the correct letter as read out by his assistant.