But what if the code was just the same as the data. The code could process other code as if it were just data.

What would THAT language be like?

(not (know '(I) '(that)))

It's called Lisp.

Lisp -> Scheme -> Javascript -> JSON -> Lisp

Yep, it's come full circle!

I rather suspect that was the intended joke.

It's nice to have a standard.

Why stop at one?

We should have stop making any new standard on ports as soons as we get that COM port one.

Would be nice to have a COM port on smart phone.

Obligatory xkcd https://xkcd.com/927/