Qwerty keyboard

Typing too fast is marked for cheating, what is the "big magic" of this keyboard?
keyboard chara Qwerty keyboard
01-07
A mature codeword person who runs half a marathon with his fingers every day
Lu Mei keyboard typewriter Shores Qwerty keyboard qwerty
12-16
Why haven't the most redundant keys on the keyboard been killed yet?
keyboard Machine brother mouse Numeric keypad typewriter Qwerty keyboard
12-15