We don’t really know the design process for QWERTY but it wasn’t about avoiding mechanical jams. Avoiding mechanical jams was the reason Dvorak was invented.
QWERTY if anything seems to be about being convenient for transcribing Morse code. Letters with a similar Morse code are grouped etc.
QWERTY if anything seems to be about being convenient for transcribing Morse code. Letters with a similar Morse code are grouped etc.