Do I need to think of 260 different keys? Gonna take a while to practise that, and I feel like there is a separte mechanics processor to my core processing moto

Do I need to think of 260 different keys? Gonna take a while to practise that, and I feel like there is a separte mechanics processor to my core processing motor, so I can think and type at the same time; how do I make sure it’s the other one that brain-types?