Louis Braille, the innovator behind a tactile reading and writing system, was born on January 4, 1809. The United Nations designated an international day to honor braille, known as World Braille Day, coinciding with Louis’s birthday. How do you plan to commemorate braille in World Braille Day? Video description: Using AI, a commemorative coin of Louis Braille’s face comes to life, serenading, smiling, and blinking.