Speaking as somebody in their 30s, times have truly changed. The world has gone digital in irreversible ways. Now, that’s not necessarily a bad thing. Online banking is useful, for example. And so is the ability to find information whenever you need it. Social media isn’t really what I’d call useful, but there is a certain satisfaction that comes with seeing good things happen to people you like, and misfortune befall those who’ve made your life miserable. Children see us on our phones and tablets and they want to copy us. Which means they don’t want to play outside with friends as much as they want to stay indoors and…