first of all, my fat fingers would never be able to select a cell. second of all, my old collegues were always poking my screen when they tried to show me something, and moved everything around. i ran to the it dude after the 3rd poke accident if i could disable the touchscreen somehow in device manager...he is like: dude i couldnt care less what you do with that laptop, just disable it in the bios, its easier.