The convention is to use the short form whenever you are in a terminal for one-off commands, but go for the full name for script files that has to be maintained

The convention is to use the short form whenever you are in a terminal for one-off commands, but go for the full name for script files that has to be maintained/read later — which is an absolutely sane policy in my opinion. Bash is a write-only-full-of-bugs language, comparatively.