Circuit Switch Networks - What Is It Good For?

It's this kind of gap between what is it good for now, and what is the theoretical capability. Most people know who are doing interesting stuff, ar building, plumbing. The same thing with packet switch networks. You can't build a scalable public data network built on packets switch networks. That's how people look to the internet, likethis is a toy. And that's where all the kind are clever and teresting.