ETC � where the config files lurk, examples with grub

[ Thanks to Linuxaria for this link.

“There are many reasons I prefer Linux. Near the top of the list
is that I’m a tweaker. Someone who enjoys making changes and having
things “My Way”, like the song by Frank Sinatra.

“Linux has many configuration files, most of which ‘lurk’ in the
‘/etc’ folder. These files are used to configure the mounting of
drives, network lists like what IP address goes with what computer
name, passwords and admin access, application configuration and
even what the boot menu looks like. “Under the Hood” Linux is
highly customizable.”

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