“Our study found that users’ sense of control decreases when autonomy of the service increases, as suggested by previous research. We believed that personalization would be preferred and would be more accepted than both passive and active context-awareness, however, the results of our study do not support this. Instead we find that people prefer context-aware applications over personalization oriented ones.”

Link: Is Context-Aware Computing Taking Control Away from the User? Three Levels of Interactivity Examined (itu.dk, pdf, via)