I made a fun introduction to Elisp video, while showing my actual example.

I enjoy your enthusiasm! Keep it up.

I suggest learning how to read the manual in Emacs instead of in the browser; C-h i will open it.

Knowing just a few keybindings can get you to a point where you no longer require a web browser for documentation. `m` changed my life :)

Yes. Especially if you have helm installed (or some other completer that understands and completes menus). Paired with s and i.