My idea is an invention in the areas of medicine - ophthalmology, it's new opportunities for blind people. Thank you.
B.R. de UT3WT 73!
Hello, I'm a ophthalmologist. In my opinion, this project are necessary for blind people and people, who have problems with eyesight. Because with the help of sound they will have new abilities for communication in the world of cryptocurrency. Thank u and best wishes.