Mining Cell Phone Data

Smart phones can leave a trail that can tell others a lot about you. For example, when you make and take calls, how much time you spend on websites, texting, etc. When the phone is on and when it is off. All these facts say something about your habits, relationships, interaction with others, etc.

So an astute analyst of these date can possibly tell you whether you are paying attention to a presentation, whether you are jet lagged, etc.

This kind of information can be valuable for marketing and is probably a coming trend. Read more about it by clicking this link.