I'm not sure I understand. Are you saying you dont want people to know the music you have listened to when they have full access to your phone? To be honest, i

I'm not sure I understand. Are you saying you dont want people to know the music you have listened to when they have full access to your phone? To be honest, if someone has my phone unlocked I would be more worried about them reading my emails and messing with my facebook account than them knowing how many hours I played Angry Bird. Also, you can set the background of your photo app so it should not be showing random pictures.