It's on the chips. It's similar to a data switch, but on a waaaaaaay smaller scale. If you have an Android device, it's in there.

We've argued about this a lot. He doesn't like to call them that.

I have half of an idea as to what I'm talking about, I am NOT an electrical engineer.

The term "electronic switch" is so old. He doesn't like to use it anymore. Saying "data" helps specify what you're talking about, but it's a misnomer because the switch may serve another function. It's a whole thing, man.