Wil asks and answers the question:
There is a growing body of research from professionals who track such things that our addiction to the smartphone screen might damage our brains. How? Addiction. Dopamine.
Few common devices have impacted humanity via dopamine as the smartphone.
Little by little, moment by moment, we focus our attention on the mundane brought to us by our iPhones and iPads and Android smartphones. That means we focus less attention on matters that, well, matter. We devote less time to one another, less time trying to understand the changes around us. We have reduced attention span and increasing declines in the so-called life-work balance. We can’t remember anything except what we just read because we’re digesting so much trivial information.