rm `-r`

REMOVE THINGS YOU WILL NEVER NEED

(replace-string "x" "?" nil)

Make a list of all the apps you will never need or use and run that after a clean install. (e?ample: arcolinu?-nemesis scripts)
Here are a few scripts we use ourselves.
Removing broadcom and realtek drivers.
Removing linu? kernels.
Removing debug in the /etc/makepkg. conf.