Actually, smartphones were propelled among the non-business crowd by the social network (and cat photos) frenzy - while speed increased and costs for mobile Internet access were being reduced. Before, there were almost no use case for average Joe and Jane to own a PDA before, and a smartphone later. Blackberry was propelled by push email (when polling was still expensive), but that was again a business use case, not a generic one.
What change in society could propel the smartwatch?
Biting the hand that feeds IT
