Isn’t it a great thing when your childhood friends learn a technical skill that you could never understand—and you learn another technical skill that they could never understand.
The concept of “mutual non-understandability” seeds the source of respect.
How many people fight because they think their ideas are better than everyone else’s! Everyone’s an expert referee at a sports game—the ref isn’t there because he’s smart, he’s just the idiot in charge. We treat each other that way.
No one can fully understand a fellow human; advanced, specialized knowledge helps us to realize that just a little more.