We're eventually going to have to give up on the notion that we must understand the inner workings of the things we build. That's arguably starting to happen now. Not 100% sure it's a bad thing, but it's certainly scary.

We've long since reached the point at which no one can be said to be a true polymath ( https://en.wikipedia.org/wiki/The_Last_Man_Who_Knew_Everythi... ). Having lost the ability as individuals to know something about everything, we're now losing the ability to know everything about anything.