Nope. It minimizes the terminal by default, at least on macOS. These keybinds leave the terminal / lower bar open and just shift focus back to the editor.
I used to put most of my code on public repos in Github, Gitlab, etc. Since Copilot came out, I've moved most of my projects to a Git server on my home network.
The prospect of knowledge work being resold in this way feels icky. Perhaps I'd feel different if there was a simple, well-defined way to opt out of contributing to the training corpus. Opt-in would be even better.
Practical Common Lisp is a fantastic read, but Common Lisp: A Gentle Introduction to Symbolic Computation gets my vote as the best book for Common Lisp beginners. Working through it was a joy.