The morning coffee has now the exact milk of preference, amount of foam and flavor shot. The contents on every movie network are capable of displaying only the viewer's favorite genre, year or actress, and he won't even need to type the title in the search box to get to the movie he has in mind.
The overdose of online information makes customization inevitable, and for wearables, every time closer both physically and psychologically to the user, there is no excuse for not being personalized.
But there is a fine line between anticipation and imposition, and working with minimal information, as in wearables, can turn in to a dominating experience where the user is not free nor empowered by the device.
Designers should then remember a basic principle: the user still wants to be asked about his preferences and be allowed to customize his interactions.