{TAIL ~ The invention} has been developed primarily to provide {HEAD ~ the basis} for a surface based interface which allows a user to input and interact with information via a network, and to obtain interactive printed matter on demand via high speed networked color printers 
{ TAIL ~ The invention } has been developed primarily to provide { HEAD ~ the basis } for a surface based interface which allows a user to input and interact with information via a network , and to obtain interactive printed matter on demand via high speed networked color printers
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