How did sholes contribute in 1920?

In 1920, Christopher Latham Sholes is best known for his invention of the QWERTY keyboard layout, which he developed in the 1870s but became widely adopted in the early 20th century. By this time, typewriters using his design were becoming increasingly popular in offices and homes, revolutionizing the way people wrote and communicated. His contribution significantly influenced the efficiency of typing and laid the foundation for modern keyboard layouts used in computers today.