I think touchscreens will become more versatile as they evolve. This is a good read - <a href="http:&#x2F;&#x2F;worrydream.com&#x2F;ABriefRantOnTheFutureOfInteractionDesign&#x2F;" rel="nofollow">http:&#x2F;&#x2F;worrydream.com&#x2F;ABriefRantOnTheFutureOfInteractionDesi...</a>