" The basic summary is cursoring around required a higher level of mental planning to organize the interaction, which apparently obscures the perception of the

" The basic summary is cursoring around required a higher level of mental planning to organize the interaction, which apparently obscures the perception of the passage of time--think of being deeply engaged in something and being surprised when you look at a clock-- whereas the use of the mouse was done at a lower, mechanical level that left the mind free for higher things, such as complaining about the mouse." http://plan9.bell-labs.com/wiki/plan9/Mouse_vs._Keyboard/index.html http://plan9.bell-labs.com/wiki/plan9/Mouse_vs._Keyboard/ind...