[MarsIronPI]

Also be sure to use "C-h k" (describe-key), "C-h f" (describe-function) and "C-h v" (describe-variable) liberally. Emacs' self-documenting nature makes it significantly easier to understand what certain actions do and how certain options work.

> `magit` and `org-mode` are now part of the default installation)

Org is, but magit is not.