Maxi Heitmayer|Saadi Lahlou
Why are smartphones disruptive? An empirical study of smartphone use in real-life contexts
London School of Economics and Political Science|London School of Economics and Political Science
notifications one core functionalities smartphones previous research suggests major disruption professional private lives users paper presents evidence mixedmethods study using firstperson wearable video cameras comprising 200 h audiovisual firstperson selfconfrontation interview footage 1130 unique smartphone interactions n 37 users situate analyse disruptiveness notifications realworld contexts show smartphone interactions driven complex set routines habits users develop time furthermore observe duration interactions varies intervals interactions remain largely invariant across different activity location contexts alone company others importantly find 89 smartphone interactions initiated users notifications overall suggests disruptiveness smartphones rooted within learned user behaviours devices