The Slack World: Slack Classes: GNU/find for Dummies (Part 1)

“Everything one sees on a running GNU/Linux system is a file.
Everything! Even a directory is nothing more than an innocuous
file. One consequence of this simplistic, everything-is-a-file
abstraction is that files become central to both the underlying
operating system and the set of users using the system regularly.
As an extension, it is obvious that user data, which is almost
always important to users, is a vast collection of numerous files
of different types…”

Complete
Story