and as a point of history, the standard qwerty keyboard lay out dated back to the beginning of the last century, when keys layout was intentional scrabbled, to slow typist down.

Bill Gates wasn't even a gleam in his father's eye when the shift key and cap lock keys were first put into there current positions on the keyboard.

(keyboard then were less flat, and perhaps it was harder to mistake a shift key for a caplocks, key, but flatter keyboards started appearing with the first electric (not electronic) keyboards, (i remember them from the late 1950's, but they could be earlier than that)