Psychologists know the addictive nature of social media like Facebook on the brain. It’s addictive, just like gambling with a slot machine. You send a comment out into the twitterverse and wait in excited anticipation for a response. Besides this, it is constant overstimulation, which makes many people encounter boring everyday life like going through withdrawal. Please work hard to limit tablet time, especially in young children, because we are just beginning to understand the long term personal and social effects.