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					Originally Posted by innerSpaceman  Oh, I agree about that.  But of course, I just realized - via trying - that while sitting at my desk, say, at work, it's a lot more difficult to manipulate the display by touch than by keyboard.  If I have the display where it's optimal to see, it's not optimal to reach.  Maybe my arms are too short (like -almost- the rest of me). | 
	
 And in 1987 the average workplace desk was better suited for a type writer than a computer with a monitor. Current desks are ergonomically optimized for typing and having a monitor for display only.  Obviously if touch screens become more ubiquitous, desk and workplace designs would have to be modified to compensate.
I don't think touch screens are going to ever truly replace the standard keyboard and mouse input, but they definitely have their usefulness.