How did they decide the keyboard layout?

Related questions

1. Which keyboard layout is best?
2. What is the difference between French and English keyboard?
3. What is US Dvorak keyboard layout?
4. What is standard keyboard layout?
5. What is the fastest keyboard layout?

Tags

1. #reach
2. #typists
3. #arranged
4. #story
5. #letters
6. #common
7. #avoid
8. #problem
9. #typewriter
10. #design
11. #keyboard
12. #spots
13. #based
14. #original
15. #qwerty
16. #layout