> if typing speed ever becomes a bottleneck... The issue isn't really speed, it's moving your hands away from the core of the keyboard. Touch typing means you

> if typing speed ever becomes a bottleneck... The issue isn't really speed, it's moving your hands away from the core of the keyboard. Touch typing means you don't have to think about getting text into your machine (or modifying it) -- it just happens. Having to move your hand away to somewhere else (arrow keys or, shudder a mouse/trackpad) causes a microinterruption in your flow.