I think fingerworks keyboards were the first multitouch interfaces... I haven't seen anything beond that which would allow multitouch. They even made a model for the PowerBook.
Not in business anymore but their website is still up. http://fingerworks.com/ Casey > Multitouch interface!!! This is the first commercial implementation of > the technology! Remember me and some others posted video of the system > in action at MIT or somewhere like that!?? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Create robust enterprise, web RIAs. Upgrade & integrate Adobe Coldfusion MX7 with Flex 2 http://ad.doubleclick.net/clk;56760587;14748456;a?http://www.adobe.com/products/coldfusion/flex2/?sdid=LVNU Archive: http://www.houseoffusion.com/groups/CF-Community/message.cfm/messageid:224169 Subscription: http://www.houseoffusion.com/groups/CF-Community/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.5
