Honestly I think you'd have to be pretty proficient at APL for the touchscreen typing to become a problem. When I dabble in APL, I use the mouse to click on the

Honestly I think you'd have to be pretty proficient at APL for the touchscreen typing to become a problem. When I dabble in APL, I use the mouse to click on the buttons in the Dyalog language bar[0]. It doesn't matter -- it takes me much longer to think of what to type than it does to pick with the mouse. [0] http://help.dyalog.com/14.0/Content/UserGuide/Images/Language%20Bar.png http://help.dyalog.com/14.0/Content/UserGuide/Images/Languag...