Yup. Step outside your personal and professional tech-bubbles, and it becomes apparent how many people young and old know almost nothing about their phones and

Yup. Step outside your personal and professional tech-bubbles, and it becomes apparent how many people young and old know almost nothing about their phones and computers. Pareto's rule at work -- 80% of smartphone users only use 20% of the features. And unfortunately, those features to tweak and control notifications live in the often unused 80% of the phone.